Vulnerability Description
Hermes WebUI contains an arbitrary file deletion vulnerability in the /api/session/delete endpoint that allows authenticated attackers to delete files outside the session directory by supplying an absolute path or path traversal payload in the session_id parameter. Attackers can exploit unvalidated session identifiers to construct paths that bypass the SESSION_DIR boundary and delete writable JSON files on the host system.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/nesquena/hermes-webui/commit/3cc5839bf303fa6758bfdac538507407
- https://github.com/nesquena/hermes-webui/pull/409
- https://github.com/nesquena/hermes-webui/pull/412
- https://github.com/nesquena/hermes-webui/releases/tag/v0.50.132
- https://github.com/nesquena/hermes-webui/releases/tag/v0.50.32
- https://www.vulncheck.com/advisories/nesquena-hermes-webui-arbitrary-file-deleti
FAQ
What is CVE-2026-6832?
CVE-2026-6832 is a vulnerability with a CVSS score of 8.1 (HIGH). Hermes WebUI contains an arbitrary file deletion vulnerability in the /api/session/delete endpoint that allows authenticated attackers to delete files outside the session directory by supplying an abs...
How severe is CVE-2026-6832?
CVE-2026-6832 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-6832?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.