HIGH 8.7 NVD
CVE-2026-79665
Ech0 before 4.5.1 contains an authorization bypass vulnerability where session tokens skip scope validation in RequireScopes middleware, allowing logged-in non-
Ech0 before 4.5.1 contains an authorization bypass vulnerability where session tokens skip scope validation in RequireScopes middleware, allowing logged-in non-admin users to access admin endpoints. Attackers can read system logs, visitor statistics, user emails, and subscribe to live WebSocket logs by sending authenticated session tokens to unprotected endpoints.
References
- https://github.com/lin-snow/Ech0/security/advisories/GHSA-hmmq-qh6g-6wgh
- https://www.vulncheck.com/advisories/ech0-before-authorization-bypass-via-session-tokens
This high severity vulnerability with a CVSS score of 8.7 was published on 2026-08-25 via NVD.
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