CVE-2026-79666

Description

Ech0 before 4.4.3 fails to enforce administrator authorization on dashboard log endpoints, allowing any authenticated user to access system logs. Attackers with valid user sessions can query GET /api/system/logs and subscribe to SSE and WebSocket log streams to retrieve sensitive operational data including file paths, stack traces, and internal URLs.

CVSS Vector

References

• https://github.com/lin-snow/Ech0/security/advisories/GHSA-cp79-9mwr-wr49
• https://www.vulncheck.com/advisories/ech0-before-missing-authorization-via-dashboard-log-endpoints