{"id":"CVE-2026-107371","aliases":["EUVD-2026-100483"],"status":"published","title":"Missing Verification of auth_time Claim in auth0.js","description":"When the authorize() method is called with a maxAge parameter, the auth0.js library does not validate the auth_time claim in the resulting ID token against the requested maxAge value. As a result, an application may process an ID token that represents an authentication event older than the requested maximum age.","severity":{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00209,"percentile":0.11099,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-613"],"published":"2026-10-13T20:08:21Z","modified":"2026-10-15T20:38:04Z","products":[{"vendor":"auth0","product":"auth0.js"}],"references":[{"url":"https://trust.okta.com/security-advisories/missing-verification-of-auth_time-claim-in-auth0-js-cve-2026-107371"},{"url":"https://github.com/auth0/auth0.js/security/advisories/GHSA-42v6-5rcc-mq4v"}],"sources":{"cve":[{"id":"CVE-2026-107371","title":"Missing Verification of auth_time Claim in auth0.js","description":"When the authorize() method is called with a maxAge parameter, the auth0.js library does not validate the auth_time claim in the resulting ID token against the requested maxAge value. As a result, an application may process an ID token that represents an authentication event older than the requested maximum age.","status":"published","published":"2026-10-13T20:08:21.898Z","modified":"2026-10-14T18:40:31.506Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-613"],"updated_at":"2026-11-02T13:45:14.072357Z"}],"euvd":[{"id":"EUVD-2026-100483","description":"When the authorize() method is called with a maxAge parameter, the auth0.js library does not validate the auth_time claim in the resulting ID token against the requested maxAge value. As a result, an application may process an ID token that represents an authentication event older than the requested maximum age.","status":"published","published":"2026-10-13T20:08:21Z","modified":"2026-10-14T18:40:31Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T17:27:13.272666Z"}],"nvd":[{"id":"CVE-2026-107371","description":"When the authorize() method is called with a maxAge parameter, the auth0.js library does not validate the auth_time claim in the resulting ID token against the requested maxAge value. As a result, an application may process an ID token that represents an authentication event older than the requested maximum age.","status":"published","published":"2026-10-13T21:17:32.317Z","modified":"2026-10-15T20:38:04.303Z","cvss":[{"version":"3.1","score":5.4,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-613"],"updated_at":"2026-11-02T14:12:58.630796Z"}]}}