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Vulnerability · Published May 24, 2026 · Assigned by VulDB

CVE-2026-9369NousResearch hermes-agent CLI web-dashboard web_server.py _discover_dashboard_plugins comparison

Medium 5.3

In plain English

A medium-severity security flaw in hermes-agent from NousResearch. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 14% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)0.2%top 86.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known

Official description

A security flaw has been discovered in NousResearch hermes-agent 2026.4.23. Affected is the function _discover_dashboard_plugins of the file hermes_cli/web_server.py of the component CLI web-dashboard Interface. Performing a manipulation of the argument HERMES_ENABLE_PROJECT_PLUGINS results in incorrect comparison. The attack is only possible with local access. The exploit has been released to the public and may be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
PyPIhermes-agent0.15.0GHSA-cv5c-mh6j-wvp9
PyPIhermes-agent0.15.0PYSEC-2026-2512

Affected products (as reported)

VendorProductVersions
NousResearch hermes-agent 2026.4.23

Weakness: CWE-697 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

References