Vulnerability in Nousresearch Hermes-agent

CVE-2026-10222

A security flaw has been discovered in NousResearch hermes-agent up to 2026.4.30. Affected by this issue is the function _sanitize_env_lines of the file hermes_cli/config.py. The manipulation results in injection. It is possible to launch…

EPSS: 0.000 (14.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.6 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-10222?
CVE-2026-10222 is a medium-severity vulnerability in Nousresearch Hermes-agent, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 5.6/10. Published 2026-06-01.
How severe is CVE-2026-10222?
Medium severity. CVSS v3 base score is 5.6 out of 10.