GHSA-g98g-r7gf-2r25
Brute Force Authentication Tags of CookieStore Sessions in Auth0-PHP SDK
Quick fix
GHSA-g98g-r7gf-2r25 — auth0/auth0-php: upgrade to the fixed version with the command below.
composer require auth0/auth0-php:^8.14.0Details
**Overview** Session cookies of applications using the Auth0-PHP SDK configured with CookieStore have authentication tags that can be brute forced, which may result in unauthorized access.
**Am I Affected?** You are affected by this vulnerability if you meet the following pre-conditions: 1. Applications using the Auth0-PHP SDK, or the following SDKs that rely on the Auth0-PHP SDK: a. Auth0/symfony, b. Auth0/laravel-auth0, c. Auth0/wordpress, 2. Session storage configured with CookieStore.
**Fix** Upgrade Auth0/Auth0-PHP to v8.14.0. As an additional precautionary measure, we recommend rotating your cookie encryption keys. Note that once updated, any previous session cookies will be rejected.
**Acknowledgement** Okta would like to thank Félix Charette for discovering this vulnerability.
Are you affected?
Enter the version of the package you're using.
Affected packages
8.0.0-BETA1Fixed in: 8.14.0composer require auth0/auth0-php:^8.14.0References
- https://github.com/auth0/auth0-PHP/security/advisories/GHSA-g98g-r7gf-2r25[WEB]
- https://github.com/auth0/laravel-auth0/security/advisories/GHSA-9fwj-9mjf-rhj3[WEB]
- https://github.com/auth0/symfony/security/advisories/GHSA-9wg9-93h9-j8ch[WEB]
- https://github.com/auth0/wordpress/security/advisories/GHSA-2f4r-34m4-3w8q[WEB]
- https://nvd.nist.gov/vuln/detail/CVE-2025-47275[ADVISORY]
- https://github.com/auth0/auth0-PHP/commit/52a79480fdb246f59dbc089b81a784ae049bd389[WEB]
- https://github.com/auth0/auth0-PHP[PACKAGE]
- https://github.com/auth0/auth0-PHP/releases/tag/8.14.0[WEB]