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CVE PROGRAM SOURCE RECORD7.1 High

CVE-2026-42280

Improper Permission Checking in Auth.js SDK

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

auth0 auth0.js

  • >= 8.11.0 , <= 9.32.0affected

References