RCE in Nousresearch Hermes-Agent
CVE-2026-9367
A vulnerability was determined in NousResearch hermes-agent up to 5157f5427f19488b31c6fdebbacd15d798ce7f63. This affects the function detect_dangerous_command of the file tools/approval.py of the component terminal_tool. This manipulation causes os command injection. It is possible to initiate the attack remotely. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
Vulnerability class: Command Injection (OS Command Injection)
EPSS: 0.017 (75.0th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Nousresearch Hermes-agent — versions 5157f5427f19488b31c6fdebbacd15d798ce7f63
Weakness classification (CWE)
References
- cna@vuldb.com (technical-description, vdb-entry)
- cna@vuldb.com (signature, permissions-required)
- cna@vuldb.com (third-party-advisory)
- cna@vuldb.com (exploit)
Frequently asked questions
- What is CVE-2026-9367?
- CVE-2026-9367 is a high-severity vulnerability in Nousresearch Hermes-Agent, classified under Command Injection. CVSS score: 7.3/10. Published 2026-05-24.
- How severe is CVE-2026-9367?
- High severity. CVSS v3 base score is 7.3 out of 10.