{"id":"CVE-2026-79665","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-79665","summary":"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…","details":"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.","published":"2026-08-25T12:16:34.523","modified":"2026-08-25T12:16:34.523","cvss":{"score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"epss":null,"cisaKev":null,"exploitsKnown":null,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://github.com/lin-snow/Ech0/security/advisories/GHSA-hmmq-qh6g-6wgh"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/ech0-before-authorization-bypass-via-session-tokens"}],"provenance":{"sources":["OSV.dev","NVD","FIRST.org (EPSS)"],"lastVerified":"2026-08-25T12:16:34.523"}}