Vulnerability Description
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.
CVSS Score
HIGH
Related Weaknesses (CWE)
References
- https://github.com/lin-snow/Ech0/security/advisories/GHSA-8mc6-xjpr-h98x
- https://www.vulncheck.com/advisories/ech0-before-server-side-request-forgery-via
- https://github.com/lin-snow/Ech0/security/advisories/GHSA-8mc6-xjpr-h98x
FAQ
What is CVE-2026-79659?
CVE-2026-79659 is a vulnerability with a CVSS score of 7.7 (HIGH). 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. Aut...
How severe is CVE-2026-79659?
CVE-2026-79659 has been rated HIGH with a CVSS base score of 7.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2026-79659?
Check the references section above for vendor advisories and patch information. Review vendor security bulletins for remediation guidance.