GHSA-j2vm-wrq3-f7gf
Auth0-PHP SDK has Improper Audience Validation
Quick fix
GHSA-j2vm-wrq3-f7gf — auth0/auth0-php: upgrade to the fixed version with the command below.
composer require auth0/auth0-php:^8.18.0Details
### Description In applications built with the Auth0-PHP SDK, the audience validation in access tokens is performed improperly. Without proper validation, affected applications may accept ID tokens as Access tokens. ### Affected product and versions Projects are affected if they meet the following preconditions:
- Applications using the Auth0-PHP SDK, versions between v8.0.0 and v8.17.0, or - Applications using the following SDKs that rely on the Auth0-PHP SDK versions between v8.0.0 and v8.17.0: - a. Auth0/symfony, - b. Auth0/laravel-auth0, - c. Auth0/wordpress.
### Resolution Upgrade Auth0/Auth0-PHP to version 8.18.0 or greater.
### Acknowledgement Okta would like to thank Jafar Sadiq (iaf4r) for their discovery and responsible disclosure.
Are you affected?
Enter the version of the package you're using.
Affected packages
8.0.0Fixed in: 8.18.0composer require auth0/auth0-php:^8.18.0References
- https://github.com/auth0/auth0-PHP/security/advisories/GHSA-j2vm-wrq3-f7gf[WEB]
- https://github.com/auth0/laravel-auth0/security/advisories/GHSA-7hh9-gp72-wh7h[WEB]
- https://github.com/auth0/symfony/security/advisories/GHSA-f3r2-88mq-9v4g[WEB]
- https://github.com/auth0/wordpress/security/advisories/GHSA-vvg7-8rmq-92g7[WEB]
- https://nvd.nist.gov/vuln/detail/CVE-2025-68129[ADVISORY]
- https://github.com/auth0/auth0-PHP/commit/7fe700053aee609718460c123f00f53c511f0f7f[WEB]
- https://github.com/auth0/laravel-auth0/commit/a1c3344dc0e5a36e8f56c8cfc535728d3d7558f3[WEB]
- https://github.com/auth0/symfony/commit/0103d6f8dcef6996653fad1f823d1c167f472479[WEB]
- https://github.com/auth0/wordpress/commit/b207c6f7fd06507b90c4e6bcc18a857ef9e018de[WEB]
- https://github.com/auth0/auth0-PHP[PACKAGE]
- https://github.com/auth0/auth0-PHP/releases/tag/8.18.0[WEB]
- https://github.com/auth0/laravel-auth0/releases/tag/7.20.0[WEB]
- https://github.com/auth0/symfony/releases/tag/5.6.0[WEB]
- https://github.com/auth0/wordpress/releases/tag/5.5.0[WEB]