CVE-2026-9367CWE-77CWE-78

NousResearch hermes-agent terminal_tool approval.py detect_dangerous_command os command injection

Medium · published May 24, 2026

CVSS v4.0
6.9
EPSS
3%
Percentile
88.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
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
EPSS
0.03181 · 88.0th percentile
Weaknesses
CWE-77 · Improper Neutralization of Special Elements used in a Command ('Command Injection'); CWE-78 · Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')
Published
2026-05-24T08:30Z
EPSS history
Timeline
  • 24 MAY 08:30Z
    NousResearch hermes-agent terminal_tool approval.py detect_dangerous_command os command injection
    cvelistv5