GitHub Advisoryadvisory · PyPI
GHSA-xq8w-9jvx-gm3v hermes-agent has an Injection issue
MEDIUM
Official page ↗
- Aliases
- CVE-2026-10221
- Ecosystem
- PyPI
- Packages
- hermes-agent
- Severity
- Moderate
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
- Weaknesses
- CWE-74
- Reviewed
- 2026-07-28
Affected packages
• PyPI hermes-agent: <= 0.19.0 (no fix yet)
Description
A vulnerability was identified in NousResearch hermes-agent up to 0.12.0. Affected by this vulnerability is the function _compress_context of the file run_agent.py. The manipulation leads to injection. It is possible to initiate 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.
Related
Alias · CVE (1)
- CVE-2026-10221 A vulnerability was identified in NousResearch hermes-agent up to 0.12.0. vulnerability
Weakness · CWE (1)
- CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component weakness
References
- https://nvd.nist.gov/vuln/detail/CVE-2026-10221 advisory
- https://github.com/NousResearch/hermes-agent/issues/26979 web
- https://github.com/NousResearch/hermes-agent/pull/69860 web
- https://github.com/NousResearch/hermes-agent/commit/2ca38e5df43411afe11aedfc34bfd71a2eecd4bb web
- https://gist.github.com/YLChen-007/d343fcfe2c009cd45f56dc475fd5ac03 web
- https://github.com/NousResearch/hermes-agent package
- https://vuldb.com/cve/CVE-2026-10221 web
- https://vuldb.com/submit/822019 web
- https://vuldb.com/vuln/367500 web
- https://vuldb.com/vuln/367500/cti web