CVE-2026-108683 (GCVE-0-2026-108683)
Vulnerability from cvelistv5
Published
2026-10-11 14:30
Modified
2026-10-13 13:45
Severity ?
VLAI Severity ?
EPSS score ?
Summary
A security vulnerability has been detected in zhayujie CowAgent up to 2.1.9. The impacted element is an unknown function of the component Media Download Handler. Such manipulation leads to uncontrolled memory allocation. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 2.2.0 is sufficient to resolve this issue. The name of the patch is b7967210268fc4c0afea1078223e74e7e96a8a54. You should upgrade the affected component.
References
| URL | Tags | |||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||||||||||||||
Impacted products
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-108683",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-10-13T13:44:42.419814Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-10-13T13:45:23.936Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:a:zhayujie:cowagent:*:*:*:*:*:*:*:*"
],
"modules": [
"Media Download Handler"
],
"product": "CowAgent",
"vendor": "zhayujie",
"versions": [
{
"status": "affected",
"version": "2.1.0"
},
{
"status": "affected",
"version": "2.1.1"
},
{
"status": "affected",
"version": "2.1.2"
},
{
"status": "affected",
"version": "2.1.3"
},
{
"status": "affected",
"version": "2.1.4"
},
{
"status": "affected",
"version": "2.1.5"
},
{
"status": "affected",
"version": "2.1.6"
},
{
"status": "affected",
"version": "2.1.7"
},
{
"status": "affected",
"version": "2.1.8"
},
{
"status": "affected",
"version": "2.1.9"
},
{
"status": "unaffected",
"version": "2.2.0"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "pengguogood (VulDB User)"
}
],
"descriptions": [
{
"lang": "en",
"value": "A security vulnerability has been detected in zhayujie CowAgent up to 2.1.9. The impacted element is an unknown function of the component Media Download Handler. Such manipulation leads to uncontrolled memory allocation. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 2.2.0 is sufficient to resolve this issue. The name of the patch is b7967210268fc4c0afea1078223e74e7e96a8a54. You should upgrade the affected component."
}
],
"metrics": [
{
"cvssV4_0": {
"baseScore": 5.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P",
"version": "4.0"
}
},
{
"cvssV3_1": {
"baseScore": 4.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C",
"version": "3.1"
}
},
{
"cvssV3_0": {
"baseScore": 4.3,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C",
"version": "3.0"
}
},
{
"cvssV2_0": {
"baseScore": 4,
"vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C",
"version": "2.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-789",
"description": "Uncontrolled Memory Allocation",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-400",
"description": "Resource Consumption",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-10-11T14:30:23.145Z",
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"name": "VDB-416391 | zhayujie CowAgent Media Download memory allocation",
"tags": [
"vdb-entry"
],
"url": "https://vuldb.com/vuln/416391"
},
{
"name": "VDB-416391 | CTI Indicators (IOB, IOC)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/vuln/416391/cti"
},
{
"name": "CVE-2026-108683 | CVE Analysis and Report",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/cve/CVE-2026-108683"
},
{
"name": "Submit #958015 | zhayujie CowAgent 2.1.6 Denial of Service",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/958015"
},
{
"tags": [
"exploit"
],
"url": "https://github.com/lche511/cve/tree/main/CowAgent_Channel_Media_Download_DoS_Report"
},
{
"tags": [
"patch"
],
"url": "https://github.com/zhayujie/CowAgent/commit/b7967210268fc4c0afea1078223e74e7e96a8a54"
},
{
"tags": [
"patch"
],
"url": "https://github.com/zhayujie/CowAgent/releases/tag/2.2.0"
},
{
"tags": [
"product"
],
"url": "https://github.com/zhayujie/CowAgent/"
}
],
"tags": [
"x_open-source"
],
"timeline": [
{
"lang": "en",
"time": "2026-10-10T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2026-10-10T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2026-10-10T23:27:33.000Z",
"value": "VulDB entry last update"
}
],
"title": "zhayujie CowAgent Media Download memory allocation",
"x_generator": [
"VulDB PVTS v202610"
]
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2026-108683",
"datePublished": "2026-10-11T14:30:23.145Z",
"dateReserved": "2026-10-10T21:22:18.046Z",
"dateUpdated": "2026-10-13T13:45:23.936Z",
"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-2026-108683\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"poc\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-10-13T13:44:42.419814Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-10-13T13:45:19.460Z\"}}], \"cna\": {\"tags\": [\"x_open-source\"], \"title\": \"zhayujie CowAgent Media Download memory allocation\", \"credits\": [{\"lang\": \"en\", \"type\": \"reporter\", \"value\": \"pengguogood (VulDB User)\"}], \"metrics\": [{\"cvssV4_0\": {\"version\": \"4.0\", \"baseScore\": 5.3, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P\"}}, {\"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 4.3, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C\"}}, {\"cvssV3_0\": {\"version\": \"3.0\", \"baseScore\": 4.3, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:C\"}}, {\"cvssV2_0\": {\"version\": \"2.0\", \"baseScore\": 4, \"vectorString\": \"AV:N/AC:L/Au:S/C:N/I:N/A:P/E:POC/RL:OF/RC:C\"}}], \"affected\": [{\"cpes\": [\"cpe:2.3:a:zhayujie:cowagent:*:*:*:*:*:*:*:*\"], \"vendor\": \"zhayujie\", \"modules\": [\"Media Download Handler\"], \"product\": \"CowAgent\", \"versions\": [{\"status\": \"affected\", \"version\": \"2.1.0\"}, {\"status\": \"affected\", \"version\": \"2.1.1\"}, {\"status\": \"affected\", \"version\": \"2.1.2\"}, {\"status\": \"affected\", \"version\": \"2.1.3\"}, {\"status\": \"affected\", \"version\": \"2.1.4\"}, {\"status\": \"affected\", \"version\": \"2.1.5\"}, {\"status\": \"affected\", \"version\": \"2.1.6\"}, {\"status\": \"affected\", \"version\": \"2.1.7\"}, {\"status\": \"affected\", \"version\": \"2.1.8\"}, {\"status\": \"affected\", \"version\": \"2.1.9\"}, {\"status\": \"unaffected\", \"version\": \"2.2.0\"}]}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2026-10-10T00:00:00.000Z\", \"value\": \"Advisory disclosed\"}, {\"lang\": \"en\", \"time\": \"2026-10-10T02:00:00.000Z\", \"value\": \"VulDB entry created\"}, {\"lang\": \"en\", \"time\": \"2026-10-10T23:27:33.000Z\", \"value\": \"VulDB entry last update\"}], \"references\": [{\"url\": \"https://vuldb.com/vuln/416391\", \"name\": \"VDB-416391 | zhayujie CowAgent Media Download memory allocation\", \"tags\": [\"vdb-entry\"]}, {\"url\": \"https://vuldb.com/vuln/416391/cti\", \"name\": \"VDB-416391 | CTI Indicators (IOB, IOC)\", \"tags\": [\"signature\", \"permissions-required\"]}, {\"url\": \"https://vuldb.com/cve/CVE-2026-108683\", \"name\": \"CVE-2026-108683 | CVE Analysis and Report\", \"tags\": [\"third-party-advisory\"]}, {\"url\": \"https://vuldb.com/submit/958015\", \"name\": \"Submit #958015 | zhayujie CowAgent 2.1.6 Denial of Service\", \"tags\": [\"third-party-advisory\"]}, {\"url\": \"https://github.com/lche511/cve/tree/main/CowAgent_Channel_Media_Download_DoS_Report\", \"tags\": [\"exploit\"]}, {\"url\": \"https://github.com/zhayujie/CowAgent/commit/b7967210268fc4c0afea1078223e74e7e96a8a54\", \"tags\": [\"patch\"]}, {\"url\": \"https://github.com/zhayujie/CowAgent/releases/tag/2.2.0\", \"tags\": [\"patch\"]}, {\"url\": \"https://github.com/zhayujie/CowAgent/\", \"tags\": [\"product\"]}], \"x_generator\": [\"VulDB PVTS v202610\"], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A security vulnerability has been detected in zhayujie CowAgent up to 2.1.9. The impacted element is an unknown function of the component Media Download Handler. Such manipulation leads to uncontrolled memory allocation. It is possible to launch the attack remotely. The exploit has been disclosed publicly and may be used. Upgrading to version 2.2.0 is sufficient to resolve this issue. The name of the patch is b7967210268fc4c0afea1078223e74e7e96a8a54. You should upgrade the affected component.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-789\", \"description\": \"Uncontrolled Memory Allocation\"}]}, {\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-400\", \"description\": \"Resource Consumption\"}]}], \"providerMetadata\": {\"orgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"shortName\": \"VulDB\", \"dateUpdated\": \"2026-10-11T14:30:23.145Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2026-108683\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-10-13T13:45:23.936Z\", \"dateReserved\": \"2026-10-10T21:22:18.046Z\", \"assignerOrgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"datePublished\": \"2026-10-11T14:30:23.145Z\", \"assignerShortName\": \"VulDB\"}",
"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…