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Vulnerability record · CVE-2025-68129 · published 17 December 2025

CVE-2025-68129: Auth0-php incorrect authorization vulnerability

Auth0 · Auth0 Php

Auth0-PHP is a PHP SDK for Auth0 Authentication and Management APIs. 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. Projects are affected if they use 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: Auth0/symfony versions between 5.0.0 and 5.5.0, Auth0/laravel-auth0 versions between 7.0.0 and 7.19.0, and/or Auth0/wordpress plugin versions between 5.0.0-BETA0 and 5.4.0. Auth0/Auth0-PHP version 8.18.0 contains a patch for the issue.

7.5 CVSS 3.1 High EPSS 0.43% · top 65.7% CWE-863 · Incorrect authorization
7.5CVSS 3.1 base score
0.43%EPSS exploitation probability, 30 days
NoNot in CISA KEV
4Affected product versions listed by NVD
12References
17 Jun 2026Last modified by NVD

Description

Auth0-PHP is a PHP SDK for Auth0 Authentication and Management APIs. 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. Projects are affected if they use 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: Auth0/symfony versions between 5.0.0 and 5.5.0, Auth0/laravel-auth0 versions between 7.0.0 and 7.19.0, and/or Auth0/wordpress plugin versions between 5.0.0-BETA0 and 5.4.0. Auth0/Auth0-PHP version 8.18.0 contains a patch for the issue.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Affected products

4 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/auth0/auth0-PHP/commit/7fe700053aee609718460c123f00f53c511f0f7f Patch
https://github.com/auth0/auth0-PHP/releases/tag/8.18.0 ProductRelease Notes
https://github.com/auth0/auth0-PHP/security/advisories/GHSA-j2vm-wrq3-f7gf Vendor Advisory
https://github.com/auth0/laravel-auth0/commit/a1c3344dc0e5a36e8f56c8cfc535728d3d7558f3 Patch
https://github.com/auth0/laravel-auth0/releases/tag/7.20.0 ProductRelease Notes
https://github.com/auth0/laravel-auth0/security/advisories/GHSA-7hh9-gp72-wh7h Vendor Advisory
https://github.com/auth0/symfony/commit/0103d6f8dcef6996653fad1f823d1c167f472479 Patch
https://github.com/auth0/symfony/releases/tag/5.6.0 ProductRelease Notes
https://github.com/auth0/symfony/security/advisories/GHSA-f3r2-88mq-9v4g Vendor Advisory
https://github.com/auth0/wordpress/commit/b207c6f7fd06507b90c4e6bcc18a857ef9e018de Patch
https://github.com/auth0/wordpress/releases/tag/5.5.0 ProductRelease Notes
https://github.com/auth0/wordpress/security/advisories/GHSA-vvg7-8rmq-92g7 Vendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2025-68129), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.