{"id":"CVE-2026-79659","revision":"8dbd21f9082b4517be722f81433f1745","records":[{"revision":"8dbd21f9082b4517be722f81433f1745","observedAt":"2026-10-25T16:19:04.694+00:00","statement":{"source":"nvd","id":"CVE-2026-79659","aliases":[],"title":"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 arbitrar…","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.","state":0,"publishedAt":"2026-08-25T12:16:29.38+00:00","modifiedAt":"2026-10-08T16:17:44.673+00:00","affected":[],"metrics":[{"system":"CVSS 4.0 · disclosure@vulncheck.com · Secondary","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:H/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","score":8.3,"severity":"HIGH"},{"system":"CVSS 3.1 · disclosure@vulncheck.com · Secondary","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:N/A:N","score":7.7,"severity":"HIGH"}],"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-fetchpeerconnectinfo"],"sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-79659","license":"NIST NVD usage terms; underlying source attribution retained","enrichment":{"sourceStatus":"Awaiting Analysis","weaknesses":["CWE-918"],"productCriteria":[],"sourceDates":{"published":"2026-08-25T12:16:29.380","lastModified":"2026-10-08T16:17:44.673"},"relatedAdvisories":[],"note":"NVD analysis and CPE criteria are source context, not proof that a package or your environment is affected. Complete affected data, logical configurations and SSVC are retained in the original JSON."},"key":"nvd:CVE-2026-79659","identifiers":["CVE-2026-79659"]},"retained":false,"historicalAffected":[]}],"coverage":[]}