CVE-2026-42280 — Improper Permission Checking in Auth.js SDK
Auth0.js is a client-side JavaScript library for Auth0. From 8.11.0 to 9.32.0, under specific preconditions, the Auth0.js SDK may improperly return user profile information usin…
Published: 2026-05-27 · CVSS: 7.1 · CVSS 3.1
Auth0.js is a client-side JavaScript library for Auth0. From 8.11.0 to 9.32.0, under specific preconditions, the Auth0.js SDK may improperly return user profile information using a valid access token when a specifically crafted invalid ID token is provided. This vulnerability is fixed in 10.0.0.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7