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CVE PROGRAM SOURCE RECORD8.7 High

CVE-2026-79665

Ech0 before 4.5.1 Authorization Bypass via Session Tokens

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

lin-snow Ech0

Default version status: unaffected

  • 0 to < 4.5.1affected
  • 4.5.1unaffected

References