CVE-2026-16242 (GCVE-0-2026-16242)
Vulnerability from cvelistv5
Published
2026-07-20 07:33
Modified
2026-08-26 16:18
Severity ?
VLAI Severity ?
EPSS score ?
CWE
- CWE-306 - Missing Authentication for Critical Function
Summary
A flaw was found in the Konnectivity proxy-server configuration for hosted control planes. The agent-facing listener was started without --cluster-ca-cert (and without token-based agent authentication), so client certificates were not validated. A remote attacker who can reach the Konnectivity cluster endpoint could connect as an unauthenticated agent, join the routing pool, and potentially proxy, inspect, modify, or drop control-plane-to-node traffic.
References
Impacted products
| Vendor | Product | Version | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Red Hat | multicluster engine for Kubernetes 2.10 |
Unaffected: 1784905766 < * cpe:/a:redhat:multicluster_engine:2.10::el9 |
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-16242",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "total"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-07-21T14:56:23.371685Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-07-21T14:59:44.396Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"collectionURL": "https://catalog.redhat.com/software/containers/",
"cpes": [
"cpe:/a:redhat:multicluster_engine:2.10::el9"
],
"defaultStatus": "affected",
"packageName": "multicluster-engine/hypershift-rhel9-operator",
"product": "multicluster engine for Kubernetes 2.10",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "1784905766",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://catalog.redhat.com/software/containers/",
"cpes": [
"cpe:/a:redhat:multicluster_engine:2.10::el9"
],
"defaultStatus": "affected",
"packageName": "multicluster-engine/hypershift-rhel9-operator",
"product": "multicluster engine for Kubernetes 2.10",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "1784905766",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://catalog.redhat.com/software/containers/",
"cpes": [
"cpe:/a:redhat:multicluster_engine:2.11::el9"
],
"defaultStatus": "affected",
"packageName": "multicluster-engine/hypershift-rhel9-operator",
"product": "multicluster engine for Kubernetes 2.11",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "1784945966",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://catalog.redhat.com/software/containers/",
"cpes": [
"cpe:/a:redhat:multicluster_engine:2.17::el9"
],
"defaultStatus": "affected",
"packageName": "multicluster-engine/hypershift-rhel9-operator",
"product": "multicluster engine for Kubernetes 2.17",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "1784856942",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://catalog.redhat.com/software/containers/",
"cpes": [
"cpe:/a:redhat:multicluster_engine:2.6::el9"
],
"defaultStatus": "affected",
"packageName": "multicluster-engine/hypershift-rhel9-operator",
"product": "multicluster engine for Kubernetes 2.6",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "1784905804",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://catalog.redhat.com/software/containers/",
"cpes": [
"cpe:/a:redhat:multicluster_engine:2.8::el9"
],
"defaultStatus": "affected",
"packageName": "multicluster-engine/hypershift-rhel9-operator",
"product": "multicluster engine for Kubernetes 2.8",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "1784905783",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://catalog.redhat.com/software/containers/",
"cpes": [
"cpe:/a:redhat:multicluster_engine:2.9::el9"
],
"defaultStatus": "affected",
"packageName": "multicluster-engine/hypershift-rhel9-operator",
"product": "multicluster engine for Kubernetes 2.9",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "1784905769",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://catalog.redhat.com/software/containers/",
"cpes": [
"cpe:/a:redhat:openshift:4.14::el9"
],
"defaultStatus": "affected",
"packageName": "openshift4/ose-hypershift-rhel8",
"product": "Red Hat OpenShift Container Platform 4.14",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "1787001690",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://catalog.redhat.com/software/containers/",
"cpes": [
"cpe:/a:redhat:openshift:4.15::el9"
],
"defaultStatus": "affected",
"packageName": "openshift4/ose-hypershift-rhel9",
"product": "Red Hat OpenShift Container Platform 4.15",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "1787055132",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://catalog.redhat.com/software/containers/",
"cpes": [
"cpe:/a:redhat:openshift:4.16::el9"
],
"defaultStatus": "affected",
"packageName": "openshift4/ose-hypershift-rhel9",
"product": "Red Hat OpenShift Container Platform 4.16",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "1785534428",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://catalog.redhat.com/software/containers/",
"cpes": [
"cpe:/a:redhat:openshift:4.17::el9"
],
"defaultStatus": "affected",
"packageName": "openshift4/ose-hypershift-rhel9",
"product": "Red Hat OpenShift Container Platform 4.17",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "1784914869",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://catalog.redhat.com/software/containers/",
"cpes": [
"cpe:/a:redhat:openshift:4.18::el9"
],
"defaultStatus": "affected",
"packageName": "openshift4/ose-hypershift-rhel9",
"product": "Red Hat OpenShift Container Platform 4.18",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "1784912882",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://catalog.redhat.com/software/containers/",
"cpes": [
"cpe:/a:redhat:openshift:4.19::el9"
],
"defaultStatus": "affected",
"packageName": "openshift4/ose-hypershift-rhel9",
"product": "Red Hat OpenShift Container Platform 4.19",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "1784913720",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://catalog.redhat.com/software/containers/",
"cpes": [
"cpe:/a:redhat:openshift:4.20::el9"
],
"defaultStatus": "affected",
"packageName": "openshift4/ose-hypershift-rhel9",
"product": "Red Hat OpenShift Container Platform 4.20",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "1785288843",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://catalog.redhat.com/software/containers/",
"cpes": [
"cpe:/a:redhat:openshift:4.21::el9"
],
"defaultStatus": "affected",
"packageName": "openshift4/ose-hypershift-rhel9",
"product": "Red Hat OpenShift Container Platform 4.21",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "1785301941",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://catalog.redhat.com/software/containers/",
"cpes": [
"cpe:/a:redhat:openshift:4.22::el9"
],
"defaultStatus": "affected",
"packageName": "openshift4/ose-hypershift-rhel9",
"product": "Red Hat OpenShift Container Platform 4.22",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "1785192936",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:logging:6"
],
"defaultStatus": "unaffected",
"packageName": "openshift-logging/cluster-logging-rhel9-operator",
"product": "Logging Subsystem for Red Hat OpenShift",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:multicluster_engine"
],
"defaultStatus": "unaffected",
"packageName": "multicluster-engine/cluster-curator-controller-rhel9",
"product": "Multicluster Engine for Kubernetes",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:multicluster_engine"
],
"defaultStatus": "unaffected",
"packageName": "multicluster-engine/hypershift-addon-rhel9-operator",
"product": "Multicluster Engine for Kubernetes",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:multicluster_engine"
],
"defaultStatus": "unaffected",
"packageName": "multicluster-engine/hypershift-cli-rhel9",
"product": "Multicluster Engine for Kubernetes",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:multicluster_engine"
],
"defaultStatus": "unaffected",
"packageName": "multicluster-engine/managedcluster-import-controller-rhel9",
"product": "Multicluster Engine for Kubernetes",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:openshift_api_data_protection:1"
],
"defaultStatus": "affected",
"packageName": "oadp/oadp-hypershift-velero-plugin-rhel9",
"product": "OpenShift API for Data Protection",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:openshift_api_data_protection:1"
],
"defaultStatus": "affected",
"packageName": "oadp/oadp-rhel9-operator",
"product": "OpenShift API for Data Protection",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:acm:2"
],
"defaultStatus": "unaffected",
"packageName": "rhacm2/acm-multicluster-observability-addon-rhel9",
"product": "Red Hat Advanced Cluster Management for Kubernetes 2",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:acm:2"
],
"defaultStatus": "unaffected",
"packageName": "rhacm2/acm-must-gather-rhel9",
"product": "Red Hat Advanced Cluster Management for Kubernetes 2",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:acm:2"
],
"defaultStatus": "unaffected",
"packageName": "rhacm2/endpoint-monitoring-rhel9-operator",
"product": "Red Hat Advanced Cluster Management for Kubernetes 2",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:acm:2"
],
"defaultStatus": "unaffected",
"packageName": "rhacm2/grafana-dashboard-loader-rhel9",
"product": "Red Hat Advanced Cluster Management for Kubernetes 2",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:acm:2"
],
"defaultStatus": "unaffected",
"packageName": "rhacm2/metrics-collector-rhel9",
"product": "Red Hat Advanced Cluster Management for Kubernetes 2",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:acm:2"
],
"defaultStatus": "unaffected",
"packageName": "rhacm2/multicluster-observability-rhel9-operator",
"product": "Red Hat Advanced Cluster Management for Kubernetes 2",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:acm:2"
],
"defaultStatus": "unaffected",
"packageName": "rhacm2/rbac-query-proxy-rhel9",
"product": "Red Hat Advanced Cluster Management for Kubernetes 2",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:openshift:4"
],
"defaultStatus": "unaffected",
"packageName": "openshift4/ose-aws-ebs-csi-driver-rhel9-operator",
"product": "Red Hat OpenShift Container Platform 4",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:openshift:4"
],
"defaultStatus": "unaffected",
"packageName": "openshift4/ose-aws-efs-csi-driver-rhel9-operator",
"product": "Red Hat OpenShift Container Platform 4",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:openshift:4"
],
"defaultStatus": "unaffected",
"packageName": "openshift4/ose-azure-disk-csi-driver-rhel9-operator",
"product": "Red Hat OpenShift Container Platform 4",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:openshift:4"
],
"defaultStatus": "unaffected",
"packageName": "openshift4/ose-azure-file-csi-driver-operator-rhel9",
"product": "Red Hat OpenShift Container Platform 4",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:openshift:4"
],
"defaultStatus": "unaffected",
"packageName": "openshift4/ose-cluster-csi-snapshot-controller-rhel9-operator",
"product": "Red Hat OpenShift Container Platform 4",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:openshift:4"
],
"defaultStatus": "unaffected",
"packageName": "openshift4/ose-cluster-network-operator",
"product": "Red Hat OpenShift Container Platform 4",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:openshift:4"
],
"defaultStatus": "unaffected",
"packageName": "openshift4/ose-cluster-network-rhel9-operator",
"product": "Red Hat OpenShift Container Platform 4",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:openshift:4"
],
"defaultStatus": "unaffected",
"packageName": "openshift4/ose-cluster-node-tuning-rhel9-operator",
"product": "Red Hat OpenShift Container Platform 4",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:openshift:4"
],
"defaultStatus": "unaffected",
"packageName": "openshift4/ose-cluster-storage-rhel9-operator",
"product": "Red Hat OpenShift Container Platform 4",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:openshift:4"
],
"defaultStatus": "unaffected",
"packageName": "openshift4/ose-csi-driver-manila-rhel9-operator",
"product": "Red Hat OpenShift Container Platform 4",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:openshift:4"
],
"defaultStatus": "unaffected",
"packageName": "openshift4/ose-openstack-cinder-csi-driver-rhel9-operator",
"product": "Red Hat OpenShift Container Platform 4",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:openshift:4"
],
"defaultStatus": "unaffected",
"packageName": "openshift4/ose-powervs-block-csi-driver-rhel9-operator",
"product": "Red Hat OpenShift Container Platform 4",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:openshift:4"
],
"defaultStatus": "unaffected",
"packageName": "openshift4/ose-smb-csi-driver-rhel9-operator",
"product": "Red Hat OpenShift Container Platform 4",
"vendor": "Red Hat"
}
],
"credits": [
{
"lang": "en",
"value": "Red Hat would like to thank Microsoft Security Research (MSRC) (Microsoft) for reporting this issue."
}
],
"datePublic": "2026-07-17T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "A flaw was found in the Konnectivity proxy-server configuration for hosted control planes. The agent-facing listener was started without --cluster-ca-cert (and without token-based agent authentication), so client certificates were not validated. A remote attacker who can reach the Konnectivity cluster endpoint could connect as an unauthenticated agent, join the routing pool, and potentially proxy, inspect, modify, or drop control-plane-to-node traffic."
}
],
"metrics": [
{
"other": {
"content": {
"namespace": "https://access.redhat.com/security/updates/classification/",
"value": "Critical"
},
"type": "Red Hat severity rating"
}
},
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "LOW",
"baseScore": 9.4,
"baseSeverity": "CRITICAL",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L",
"version": "3.1"
},
"format": "CVSS"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-306",
"description": "Missing Authentication for Critical Function",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-08-26T16:18:10.066Z",
"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"shortName": "redhat"
},
"references": [
{
"name": "RHSA-2026:46885",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2026:46885"
},
{
"name": "RHSA-2026:47388",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2026:47388"
},
{
"name": "RHSA-2026:47728",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2026:47728"
},
{
"name": "RHSA-2026:47735",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2026:47735"
},
{
"name": "RHSA-2026:47949",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2026:47949"
},
{
"name": "RHSA-2026:47953",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2026:47953"
},
{
"name": "RHSA-2026:47974",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2026:47974"
},
{
"name": "RHSA-2026:48284",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2026:48284"
},
{
"name": "RHSA-2026:48657",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2026:48657"
},
{
"name": "RHSA-2026:48670",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2026:48670"
},
{
"name": "RHSA-2026:48676",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2026:48676"
},
{
"name": "RHSA-2026:48693",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2026:48693"
},
{
"name": "RHSA-2026:48699",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2026:48699"
},
{
"name": "RHSA-2026:50758",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2026:50758"
},
{
"name": "RHSA-2026:56789",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2026:56789"
},
{
"name": "RHSA-2026:56912",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2026:56912"
},
{
"tags": [
"vdb-entry",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/security/cve/CVE-2026-16242"
},
{
"name": "RHBZ#2502690",
"tags": [
"issue-tracking",
"x_refsource_REDHAT"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502690"
},
{
"url": "https://github.com/openshift/hypershift/pull/9031"
}
],
"timeline": [
{
"lang": "en",
"time": "2026-07-20T04:50:48.621Z",
"value": "Reported to Red Hat."
},
{
"lang": "en",
"time": "2026-07-17T00:00:00.000Z",
"value": "Made public."
}
],
"title": "Hypershift: konnectivity proxy-server accepts agent connections without validating client certificates",
"workarounds": [
{
"lang": "en",
"value": "Until an update that configures Konnectivity agent authentication is applied, restrict network access to the Konnectivity cluster (agent) endpoint so that only trusted worker networks can reach it. For NodePort or LoadBalancer publishing, limit ingress to port 8091 to worker node subnet ranges. For Route-based publishing, restrict access to the Konnectivity route to trusted networks where possible. These controls reduce the chance that an unauthenticated attacker can reach the agent listener; they do not replace proper agent client-certificate (or token) authentication."
}
],
"x_generator": {
"engine": "cvelib 1.8.0"
},
"x_redhatCweChain": "CWE-306: Missing Authentication for Critical Function"
}
},
"cveMetadata": {
"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"assignerShortName": "redhat",
"cveId": "CVE-2026-16242",
"datePublished": "2026-07-20T07:33:16.712Z",
"dateReserved": "2026-07-20T05:06:35.638Z",
"dateUpdated": "2026-08-26T16:18:10.066Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"vulnrichment": {
"containers": "{\"adp\": [{\"title\": \"CISA ADP Vulnrichment\", \"metrics\": [{\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2026-16242\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"total\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-07-21T14:56:23.371685Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-07-21T14:56:34.993Z\"}}], \"cna\": {\"title\": \"Hypershift: konnectivity proxy-server accepts agent connections without validating client certificates\", \"credits\": [{\"lang\": \"en\", \"value\": \"Red Hat would like to thank Microsoft Security Research (MSRC) (Microsoft) for reporting this issue.\"}], \"metrics\": [{\"other\": {\"type\": \"Red Hat severity rating\", \"content\": {\"value\": \"Critical\", \"namespace\": \"https://access.redhat.com/security/updates/classification/\"}}}, {\"format\": \"CVSS\", \"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 9.4, \"attackVector\": \"NETWORK\", \"baseSeverity\": \"CRITICAL\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:L\", \"integrityImpact\": \"HIGH\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"LOW\", \"availabilityImpact\": \"LOW\", \"privilegesRequired\": \"NONE\", \"confidentialityImpact\": \"HIGH\"}}], \"affected\": [{\"cpes\": [\"cpe:/a:redhat:multicluster_engine:2.10::el9\"], \"vendor\": \"Red Hat\", \"product\": \"multicluster engine for Kubernetes 2.10\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"1784905766\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"multicluster-engine/hypershift-rhel9-operator\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:multicluster_engine:2.10::el9\"], \"vendor\": \"Red Hat\", \"product\": \"multicluster engine for Kubernetes 2.10\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"1784905766\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"multicluster-engine/hypershift-rhel9-operator\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:multicluster_engine:2.11::el9\"], \"vendor\": \"Red Hat\", \"product\": \"multicluster engine for Kubernetes 2.11\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"1784945966\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"multicluster-engine/hypershift-rhel9-operator\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:multicluster_engine:2.17::el9\"], \"vendor\": \"Red Hat\", \"product\": \"multicluster engine for Kubernetes 2.17\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"1784856942\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"multicluster-engine/hypershift-rhel9-operator\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:multicluster_engine:2.6::el9\"], \"vendor\": \"Red Hat\", \"product\": \"multicluster engine for Kubernetes 2.6\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"1784905804\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"multicluster-engine/hypershift-rhel9-operator\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:multicluster_engine:2.8::el9\"], \"vendor\": \"Red Hat\", \"product\": \"multicluster engine for Kubernetes 2.8\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"1784905783\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"multicluster-engine/hypershift-rhel9-operator\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:multicluster_engine:2.9::el9\"], \"vendor\": \"Red Hat\", \"product\": \"multicluster engine for Kubernetes 2.9\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"1784905769\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"multicluster-engine/hypershift-rhel9-operator\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4.14::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4.14\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"1787001690\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"openshift4/ose-hypershift-rhel8\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4.15::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4.15\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"1787055132\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"openshift4/ose-hypershift-rhel9\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4.16::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4.16\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"1785534428\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"openshift4/ose-hypershift-rhel9\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4.17::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4.17\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"1784914869\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"openshift4/ose-hypershift-rhel9\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4.18::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4.18\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"1784912882\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"openshift4/ose-hypershift-rhel9\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4.19::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4.19\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"1784913720\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"openshift4/ose-hypershift-rhel9\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4.20::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4.20\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"1785288843\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"openshift4/ose-hypershift-rhel9\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4.21::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4.21\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"1785301941\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"openshift4/ose-hypershift-rhel9\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4.22::el9\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4.22\", \"versions\": [{\"status\": \"unaffected\", \"version\": \"1785192936\", \"lessThan\": \"*\", \"versionType\": \"rpm\"}], \"packageName\": \"openshift4/ose-hypershift-rhel9\", \"collectionURL\": \"https://catalog.redhat.com/software/containers/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:logging:6\"], \"vendor\": \"Red Hat\", \"product\": \"Logging Subsystem for Red Hat OpenShift\", \"packageName\": \"openshift-logging/cluster-logging-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:multicluster_engine\"], \"vendor\": \"Red Hat\", \"product\": \"Multicluster Engine for Kubernetes\", \"packageName\": \"multicluster-engine/cluster-curator-controller-rhel9\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:multicluster_engine\"], \"vendor\": \"Red Hat\", \"product\": \"Multicluster Engine for Kubernetes\", \"packageName\": \"multicluster-engine/hypershift-addon-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:multicluster_engine\"], \"vendor\": \"Red Hat\", \"product\": \"Multicluster Engine for Kubernetes\", \"packageName\": \"multicluster-engine/hypershift-cli-rhel9\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:multicluster_engine\"], \"vendor\": \"Red Hat\", \"product\": \"Multicluster Engine for Kubernetes\", \"packageName\": \"multicluster-engine/managedcluster-import-controller-rhel9\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift_api_data_protection:1\"], \"vendor\": \"Red Hat\", \"product\": \"OpenShift API for Data Protection\", \"packageName\": \"oadp/oadp-hypershift-velero-plugin-rhel9\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift_api_data_protection:1\"], \"vendor\": \"Red Hat\", \"product\": \"OpenShift API for Data Protection\", \"packageName\": \"oadp/oadp-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"affected\"}, {\"cpes\": [\"cpe:/a:redhat:acm:2\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Advanced Cluster Management for Kubernetes 2\", \"packageName\": \"rhacm2/acm-multicluster-observability-addon-rhel9\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:acm:2\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Advanced Cluster Management for Kubernetes 2\", \"packageName\": \"rhacm2/acm-must-gather-rhel9\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:acm:2\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Advanced Cluster Management for Kubernetes 2\", \"packageName\": \"rhacm2/endpoint-monitoring-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:acm:2\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Advanced Cluster Management for Kubernetes 2\", \"packageName\": \"rhacm2/grafana-dashboard-loader-rhel9\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:acm:2\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Advanced Cluster Management for Kubernetes 2\", \"packageName\": \"rhacm2/metrics-collector-rhel9\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:acm:2\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Advanced Cluster Management for Kubernetes 2\", \"packageName\": \"rhacm2/multicluster-observability-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:acm:2\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat Advanced Cluster Management for Kubernetes 2\", \"packageName\": \"rhacm2/rbac-query-proxy-rhel9\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4\", \"packageName\": \"openshift4/ose-aws-ebs-csi-driver-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4\", \"packageName\": \"openshift4/ose-aws-efs-csi-driver-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4\", \"packageName\": \"openshift4/ose-azure-disk-csi-driver-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4\", \"packageName\": \"openshift4/ose-azure-file-csi-driver-operator-rhel9\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4\", \"packageName\": \"openshift4/ose-cluster-csi-snapshot-controller-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4\", \"packageName\": \"openshift4/ose-cluster-network-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4\", \"packageName\": \"openshift4/ose-cluster-network-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4\", \"packageName\": \"openshift4/ose-cluster-node-tuning-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4\", \"packageName\": \"openshift4/ose-cluster-storage-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4\", \"packageName\": \"openshift4/ose-csi-driver-manila-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4\", \"packageName\": \"openshift4/ose-openstack-cinder-csi-driver-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4\", \"packageName\": \"openshift4/ose-powervs-block-csi-driver-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}, {\"cpes\": [\"cpe:/a:redhat:openshift:4\"], \"vendor\": \"Red Hat\", \"product\": \"Red Hat OpenShift Container Platform 4\", \"packageName\": \"openshift4/ose-smb-csi-driver-rhel9-operator\", \"collectionURL\": \"https://access.redhat.com/downloads/content/package-browser/\", \"defaultStatus\": \"unaffected\"}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2026-07-20T04:50:48.621Z\", \"value\": \"Reported to Red Hat.\"}, {\"lang\": \"en\", \"time\": \"2026-07-17T00:00:00.000Z\", \"value\": \"Made public.\"}], \"datePublic\": \"2026-07-17T00:00:00.000Z\", \"references\": [{\"url\": \"https://access.redhat.com/errata/RHSA-2026:46885\", \"name\": \"RHSA-2026:46885\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:47388\", \"name\": \"RHSA-2026:47388\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:47728\", \"name\": \"RHSA-2026:47728\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:47735\", \"name\": \"RHSA-2026:47735\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:47949\", \"name\": \"RHSA-2026:47949\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:47953\", \"name\": \"RHSA-2026:47953\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:47974\", \"name\": \"RHSA-2026:47974\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:48284\", \"name\": \"RHSA-2026:48284\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:48657\", \"name\": \"RHSA-2026:48657\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:48670\", \"name\": \"RHSA-2026:48670\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:48676\", \"name\": \"RHSA-2026:48676\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:48693\", \"name\": \"RHSA-2026:48693\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:48699\", \"name\": \"RHSA-2026:48699\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:50758\", \"name\": \"RHSA-2026:50758\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:56789\", \"name\": \"RHSA-2026:56789\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/errata/RHSA-2026:56912\", \"name\": \"RHSA-2026:56912\", \"tags\": [\"vendor-advisory\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://access.redhat.com/security/cve/CVE-2026-16242\", \"tags\": [\"vdb-entry\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=2502690\", \"name\": \"RHBZ#2502690\", \"tags\": [\"issue-tracking\", \"x_refsource_REDHAT\"]}, {\"url\": \"https://github.com/openshift/hypershift/pull/9031\"}], \"workarounds\": [{\"lang\": \"en\", \"value\": \"Until an update that configures Konnectivity agent authentication is applied, restrict network access to the Konnectivity cluster (agent) endpoint so that only trusted worker networks can reach it. For NodePort or LoadBalancer publishing, limit ingress to port 8091 to worker node subnet ranges. For Route-based publishing, restrict access to the Konnectivity route to trusted networks where possible. These controls reduce the chance that an unauthenticated attacker can reach the agent listener; they do not replace proper agent client-certificate (or token) authentication.\"}], \"x_generator\": {\"engine\": \"cvelib 1.8.0\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"A flaw was found in the Konnectivity proxy-server configuration for hosted control planes. The agent-facing listener was started without --cluster-ca-cert (and without token-based agent authentication), so client certificates were not validated. A remote attacker who can reach the Konnectivity cluster endpoint could connect as an unauthenticated agent, join the routing pool, and potentially proxy, inspect, modify, or drop control-plane-to-node traffic.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-306\", \"description\": \"Missing Authentication for Critical Function\"}]}], \"providerMetadata\": {\"orgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"shortName\": \"redhat\", \"dateUpdated\": \"2026-08-26T16:18:10.066Z\"}, \"x_redhatCweChain\": \"CWE-306: Missing Authentication for Critical Function\"}}",
"cveMetadata": "{\"cveId\": \"CVE-2026-16242\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-08-26T16:18:10.066Z\", \"dateReserved\": \"2026-07-20T05:06:35.638Z\", \"assignerOrgId\": \"53f830b8-0a3f-465b-8143-3b8a9948e749\", \"datePublished\": \"2026-07-20T07:33:16.712Z\", \"assignerShortName\": \"redhat\"}",
"dataType": "CVE_RECORD",
"dataVersion": "5.2"
}
}
}
Loading…
Loading…
Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
Loading…
Loading…