CVE-2026-9368 (GCVE-0-2026-9368)
Vulnerability from cvelistv5
Published
2026-05-24 08:45
Modified
2026-05-26 16:17
Severity ?
VLAI Severity ?
EPSS score ?
Summary
A vulnerability was identified in NousResearch hermes-agent up to 2026.4.16. This impacts the function execute_code of the file tools/code_execution_tool.py of the component Environment Variable Handler. Such manipulation leads to sandbox issue. It is possible to launch the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.
References
| URL | Tags | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
||||||||||||||
Impacted products
| Vendor | Product | Version | ||
|---|---|---|---|---|
| NousResearch | hermes-agent |
Version: 2026.4.0 Version: 2026.4.1 Version: 2026.4.2 Version: 2026.4.3 Version: 2026.4.4 Version: 2026.4.5 Version: 2026.4.6 Version: 2026.4.7 Version: 2026.4.8 Version: 2026.4.9 Version: 2026.4.10 Version: 2026.4.11 Version: 2026.4.12 Version: 2026.4.13 Version: 2026.4.14 Version: 2026.4.15 Version: 2026.4.16 cpe:2.3:a:nousresearch:hermes-agent:*:*:*:*:*:*:*:* |
{
"containers": {
"adp": [
{
"metrics": [
{
"other": {
"content": {
"id": "CVE-2026-9368",
"options": [
{
"Exploitation": "poc"
},
{
"Automatable": "yes"
},
{
"Technical Impact": "partial"
}
],
"role": "CISA Coordinator",
"timestamp": "2026-05-26T16:17:24.678184Z",
"version": "2.0.3"
},
"type": "ssvc"
}
}
],
"providerMetadata": {
"dateUpdated": "2026-05-26T16:17:36.440Z",
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP"
},
"title": "CISA ADP Vulnrichment"
}
],
"cna": {
"affected": [
{
"cpes": [
"cpe:2.3:a:nousresearch:hermes-agent:*:*:*:*:*:*:*:*"
],
"modules": [
"Environment Variable Handler"
],
"product": "hermes-agent",
"vendor": "NousResearch",
"versions": [
{
"status": "affected",
"version": "2026.4.0"
},
{
"status": "affected",
"version": "2026.4.1"
},
{
"status": "affected",
"version": "2026.4.2"
},
{
"status": "affected",
"version": "2026.4.3"
},
{
"status": "affected",
"version": "2026.4.4"
},
{
"status": "affected",
"version": "2026.4.5"
},
{
"status": "affected",
"version": "2026.4.6"
},
{
"status": "affected",
"version": "2026.4.7"
},
{
"status": "affected",
"version": "2026.4.8"
},
{
"status": "affected",
"version": "2026.4.9"
},
{
"status": "affected",
"version": "2026.4.10"
},
{
"status": "affected",
"version": "2026.4.11"
},
{
"status": "affected",
"version": "2026.4.12"
},
{
"status": "affected",
"version": "2026.4.13"
},
{
"status": "affected",
"version": "2026.4.14"
},
{
"status": "affected",
"version": "2026.4.15"
},
{
"status": "affected",
"version": "2026.4.16"
}
]
}
],
"credits": [
{
"lang": "en",
"type": "reporter",
"value": "Eric-i (VulDB User)"
},
{
"lang": "en",
"type": "coordinator",
"value": "VulDB CNA Team"
}
],
"descriptions": [
{
"lang": "en",
"value": "A vulnerability was identified in NousResearch hermes-agent up to 2026.4.16. This impacts the function execute_code of the file tools/code_execution_tool.py of the component Environment Variable Handler. Such manipulation leads to sandbox issue. It is possible to launch the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way."
}
],
"metrics": [
{
"cvssV4_0": {
"baseScore": 6.9,
"baseSeverity": "MEDIUM",
"vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
"version": "4.0"
}
},
{
"cvssV3_1": {
"baseScore": 7.3,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
"version": "3.1"
}
},
{
"cvssV3_0": {
"baseScore": 7.3,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R",
"version": "3.0"
}
},
{
"cvssV2_0": {
"baseScore": 7.5,
"vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR",
"version": "2.0"
}
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-265",
"description": "Sandbox Issue",
"lang": "en",
"type": "CWE"
}
]
},
{
"descriptions": [
{
"cweId": "CWE-264",
"description": "Improper Access Controls",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2026-05-24T08:45:09.083Z",
"orgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"shortName": "VulDB"
},
"references": [
{
"name": "VDB-365331 | NousResearch hermes-agent Environment Variable code_execution_tool.py execute_code sandbox",
"tags": [
"vdb-entry",
"technical-description"
],
"url": "https://vuldb.com/vuln/365331"
},
{
"name": "VDB-365331 | CTI Indicators (IOB, IOC, TTP, IOA)",
"tags": [
"signature",
"permissions-required"
],
"url": "https://vuldb.com/vuln/365331/cti"
},
{
"name": "Submit #812229 | NousResearch hermes-agent 2026.4.16 Improper Privilege Management (CWE-269)",
"tags": [
"third-party-advisory"
],
"url": "https://vuldb.com/submit/812229"
},
{
"tags": [
"exploit"
],
"url": "https://gist.github.com/YLChen-007/43c72d19668421abe8ce10f299323a0a"
}
],
"timeline": [
{
"lang": "en",
"time": "2026-05-23T00:00:00.000Z",
"value": "Advisory disclosed"
},
{
"lang": "en",
"time": "2026-05-23T02:00:00.000Z",
"value": "VulDB entry created"
},
{
"lang": "en",
"time": "2026-05-23T12:38:28.000Z",
"value": "VulDB entry last update"
}
],
"title": "NousResearch hermes-agent Environment Variable code_execution_tool.py execute_code sandbox"
}
},
"cveMetadata": {
"assignerOrgId": "1af790b2-7ee1-4545-860a-a788eba489b5",
"assignerShortName": "VulDB",
"cveId": "CVE-2026-9368",
"datePublished": "2026-05-24T08:45:09.083Z",
"dateReserved": "2026-05-23T10:33:15.559Z",
"dateUpdated": "2026-05-26T16:17:36.440Z",
"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-2026-9368\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"poc\"}, {\"Automatable\": \"yes\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2026-05-26T16:17:24.678184Z\"}}}], \"providerMetadata\": {\"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"shortName\": \"CISA-ADP\", \"dateUpdated\": \"2026-05-26T16:17:33.283Z\"}}], \"cna\": {\"title\": \"NousResearch hermes-agent Environment Variable code_execution_tool.py execute_code sandbox\", \"credits\": [{\"lang\": \"en\", \"type\": \"reporter\", \"value\": \"Eric-i (VulDB User)\"}, {\"lang\": \"en\", \"type\": \"coordinator\", \"value\": \"VulDB CNA Team\"}], \"metrics\": [{\"cvssV4_0\": {\"version\": \"4.0\", \"baseScore\": 6.9, \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P\"}}, {\"cvssV3_1\": {\"version\": \"3.1\", \"baseScore\": 7.3, \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R\"}}, {\"cvssV3_0\": {\"version\": \"3.0\", \"baseScore\": 7.3, \"baseSeverity\": \"HIGH\", \"vectorString\": \"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R\"}}, {\"cvssV2_0\": {\"version\": \"2.0\", \"baseScore\": 7.5, \"vectorString\": \"AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:ND/RC:UR\"}}], \"affected\": [{\"cpes\": [\"cpe:2.3:a:nousresearch:hermes-agent:*:*:*:*:*:*:*:*\"], \"vendor\": \"NousResearch\", \"modules\": [\"Environment Variable Handler\"], \"product\": \"hermes-agent\", \"versions\": [{\"status\": \"affected\", \"version\": \"2026.4.0\"}, {\"status\": \"affected\", \"version\": \"2026.4.1\"}, {\"status\": \"affected\", \"version\": \"2026.4.2\"}, {\"status\": \"affected\", \"version\": \"2026.4.3\"}, {\"status\": \"affected\", \"version\": \"2026.4.4\"}, {\"status\": \"affected\", \"version\": \"2026.4.5\"}, {\"status\": \"affected\", \"version\": \"2026.4.6\"}, {\"status\": \"affected\", \"version\": \"2026.4.7\"}, {\"status\": \"affected\", \"version\": \"2026.4.8\"}, {\"status\": \"affected\", \"version\": \"2026.4.9\"}, {\"status\": \"affected\", \"version\": \"2026.4.10\"}, {\"status\": \"affected\", \"version\": \"2026.4.11\"}, {\"status\": \"affected\", \"version\": \"2026.4.12\"}, {\"status\": \"affected\", \"version\": \"2026.4.13\"}, {\"status\": \"affected\", \"version\": \"2026.4.14\"}, {\"status\": \"affected\", \"version\": \"2026.4.15\"}, {\"status\": \"affected\", \"version\": \"2026.4.16\"}]}], \"timeline\": [{\"lang\": \"en\", \"time\": \"2026-05-23T00:00:00.000Z\", \"value\": \"Advisory disclosed\"}, {\"lang\": \"en\", \"time\": \"2026-05-23T02:00:00.000Z\", \"value\": \"VulDB entry created\"}, {\"lang\": \"en\", \"time\": \"2026-05-23T12:38:28.000Z\", \"value\": \"VulDB entry last update\"}], \"references\": [{\"url\": \"https://vuldb.com/vuln/365331\", \"name\": \"VDB-365331 | NousResearch hermes-agent Environment Variable code_execution_tool.py execute_code sandbox\", \"tags\": [\"vdb-entry\", \"technical-description\"]}, {\"url\": \"https://vuldb.com/vuln/365331/cti\", \"name\": \"VDB-365331 | CTI Indicators (IOB, IOC, TTP, IOA)\", \"tags\": [\"signature\", \"permissions-required\"]}, {\"url\": \"https://vuldb.com/submit/812229\", \"name\": \"Submit #812229 | NousResearch hermes-agent 2026.4.16 Improper Privilege Management (CWE-269)\", \"tags\": [\"third-party-advisory\"]}, {\"url\": \"https://gist.github.com/YLChen-007/43c72d19668421abe8ce10f299323a0a\", \"tags\": [\"exploit\"]}], \"descriptions\": [{\"lang\": \"en\", \"value\": \"A vulnerability was identified in NousResearch hermes-agent up to 2026.4.16. This impacts the function execute_code of the file tools/code_execution_tool.py of the component Environment Variable Handler. Such manipulation leads to sandbox issue. It is possible to launch the attack remotely. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure but did not respond in any way.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-265\", \"description\": \"Sandbox Issue\"}]}, {\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-264\", \"description\": \"Improper Access Controls\"}]}], \"providerMetadata\": {\"orgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"shortName\": \"VulDB\", \"dateUpdated\": \"2026-05-24T08:45:09.083Z\"}}}",
"cveMetadata": "{\"cveId\": \"CVE-2026-9368\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-05-26T16:17:36.440Z\", \"dateReserved\": \"2026-05-23T10:33:15.559Z\", \"assignerOrgId\": \"1af790b2-7ee1-4545-860a-a788eba489b5\", \"datePublished\": \"2026-05-24T08:45:09.083Z\", \"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…