nousresearch/hermes-agent · Security
hermes-agent has a sandbox issue
- GHSA ID
- GHSA-wm96-9gfh-vvgq
- CVE ID
- CVE-2026-9368
- Severity
- medium
- Published
- Updated
- CVSS
- 7.3 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
- CVSS v3
- 7.3 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
- CVSS v4
- 5.5 · 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
Description
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.
CWEs
- CWE-269 · Improper Privilege Management
- CWE-526 · Cleartext Storage of Sensitive Information in an Environment Variable
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-9368 ↗
- https://gist.github.com/YLChen-007/43c72d19668421abe8ce10f299323a0a ↗
- https://vuldb.com/submit/812229 ↗
- https://vuldb.com/vuln/365331 ↗
- https://vuldb.com/vuln/365331/cti ↗
- https://github.com/NousResearch/hermes-agent/commit/285bb2b9150b93445e5eded9bc897a4001b66e55 ↗
- https://github.com/advisories/GHSA-wm96-9gfh-vvgq ↗