CVE-2026-53871 – Hermes WebUI < 0.51.368 – Profile-Scoped Authorization Bypass via Forged hermes_profile Cookie

​CVE ID :CVE-2026-53871

Published : June 17, 2026, 5:58 p.m. | 42 minutes ago

Description :Hermes WebUI before 0.51.368 contains an authorization bypass vulnerability in the get_profile_cookie() function that accepts unauthenticated profile names from the hermes_profile cookie. An authenticated attacker can forge the hermes_profile cookie value to bypass profile-scoped authorization checks and access sessions, files, and resources across different profiles.

Severity: 8.6 | HIGH

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