{"id":"CVE-2025-55009","aliases":["GHSA-v3gr-w9gf-23cx"],"url":"https://o3.security/vulnerability/CVE-2025-55009","summary":"AuthKit: Sensitive auth data rendered in HTML","details":"The AuthKit library for Remix provides convenient helpers for authentication and session management using WorkOS & AuthKit with Remix. In versions 0.14.1 and below, @workos-inc/authkit-remix exposed sensitive authentication artifacts — specifically sealedSession and accessToken — by returning them from the authkitLoader. This caused them to be rendered into the browser HTML.","published":"2025-08-09T02:02:07.611Z","modified":"2026-08-12T03:51:44.626351706Z","cvss":{"score":7.1,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:L"},"epss":{"score":0.00373,"percentile":0.30977,"asOf":"2026-09-17"},"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"npm","name":"@workos-inc/authkit-remix","fixedVersion":"0.15.0"}],"fix":{"url":"https://github.com/workos/authkit-remix/commit/20102afc74bf3dd5150a975a098067fb406b90b6","label":"workos/authkit-remix@20102af"},"references":[{"type":"WEB","url":"https://github.com/workos/authkit-remix/releases/tag/v0.15.0"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/55xxx/CVE-2025-55009.json"},{"type":"ADVISORY","url":"https://github.com/workos/authkit-remix/security/advisories/GHSA-v3gr-w9gf-23cx"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-55009"},{"type":"FIX","url":"https://github.com/workos/authkit-remix/commit/20102afc74bf3dd5150a975a098067fb406b90b6"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-08-12T03:51:44.626351706Z"}}