CVE-2026-79659

highCVSS 7.7covered by 1 sourcefirst seen 2026-08-25

Ech0 before 4.7.3 contains a server-side request forgery vulnerability in the fetchPeerConnectInfo function that uses unvalidated HTTP requests instead of safe request methods with URL validation. Authenticated attackers can supply arbitrary URLs to access internal services and cloud metadata endpoints by triggering connection health checks or peer connection operations.

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Advisory coverage (1)

highCVE-2026-79659: Ech0 before 4.7.3 contains a server-side request forgery vulnerability in the fetchPeerConnect…nvd · 2026-08-25

External references

NVD record for CVE-2026-79659

CVE.org record

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