VULNERABILITY INTELLIGENCE
CVE-2026-79659
CVSS score7.7 HIGH
EPSS probability0.35%
CISA KEVNot currently listed
Published2026-08-25
Last modified2026-10-08
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N
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.
Weakness classification
- disclosure@vulncheck.com: CWE-918