{"id":"EUVD-2026-65450","revision":"1e4d6822d5534293abe51b1ba5c87228","records":[{"revision":"1e4d6822d5534293abe51b1ba5c87228","observedAt":"2026-11-01T12:58:07.957+00:00","statement":{"source":"euvd","id":"EUVD-2026-65450","aliases":["CVE-2026-79664","GHSA-3r5q-vfpj-wprr"],"title":"Ech0 before 4.7.3 fails to properly revoke access tokens created with never-expire option, allowing attackers to maintain perpetual authenticated access after token theft. Three independent revocation mechanisms fail: logout panics on nil E…","description":"Ech0 before 4.7.3 fails to properly revoke access tokens created with never-expire option, allowing attackers to maintain perpetual authenticated access after token theft. Three independent revocation mechanisms fail: logout panics on nil ExpiresAt field, RevokeToken skips when remainTTL is zero, and admin delete does not blacklist the JTI, leaving stolen tokens cryptographically valid until JWT secret rotation.","state":0,"publishedAt":null,"modifiedAt":null,"affected":[],"metrics":[{"system":"EUVD CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N","score":9.1,"severity":null}],"references":["https://github.com/lin-snow/Ech0/security/advisories/GHSA-fpw6-hrg5-q5x5","https://www.vulncheck.com/advisories/ech0-before-access-token-revocation-bypass"],"sourceUrl":"https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-65450","license":"ENISA EUVD · source terms and attribution apply","enrichment":{"sourceStatus":null,"weaknesses":[],"productCriteria":[],"sourceDates":{"datePublished":"Aug 25, 2026, 11:33:27 AM","dateUpdated":"Oct 8, 2026, 3:25:14 PM"},"relatedAdvisories":[],"note":"EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON."},"key":"euvd:EUVD-2026-65450","identifiers":["EUVD-2026-65450","CVE-2026-79664","GHSA-3r5q-vfpj-wprr"]},"retained":false,"historicalAffected":[]}],"coverage":[]}