Vulnerability in Nousresearch Hermes-agent

CVE-2026-10223

A weakness has been identified in NousResearch hermes-agent up to 2026.4.30. This affects the function _scan_memory_content of the file tools/memory_tool.py. This manipulation causes injection. The attack can be initiated remotely. The exp…

EPSS: 0.000 (13.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-10223?
CVE-2026-10223 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: 6.3/10. Published 2026-06-01.
How severe is CVE-2026-10223?
Medium severity. CVSS v3 base score is 6.3 out of 10.