CVE-2025-68129

Name: CVE-2025-68129
Creator: NVD / NIST
Published: 2025-12-17T22:16:01.713+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 0.37%

Last modified Jun 17, 2026

CVE-2025-68129 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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. EPSS estimates a 0.37% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

0.37%

28.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-863

Affected Software

Vendor	Product	Versions
Auth0	Auth0-Php	>= 8.0.0, < 8.18.0
Auth0	Laravel-Auth0	>= 7.0.0, < 7.20.0
Auth0	Symfony	>= 5.0.0, < 5.6.0
Auth0	Wp-Auth0	>= 5.0.0, < 5.5.0

References

https://github.com/auth0/auth0-PHP/commit/7fe700053aee609718460c123f00f53c511f0f7fPatch
https://github.com/auth0/auth0-PHP/releases/tag/8.18.0Product, Release Notes
https://github.com/auth0/auth0-PHP/security/advisories/GHSA-j2vm-wrq3-f7gfVendor Advisory
https://github.com/auth0/laravel-auth0/commit/a1c3344dc0e5a36e8f56c8cfc535728d3d7558f3Patch
https://github.com/auth0/laravel-auth0/releases/tag/7.20.0Product, Release Notes
https://github.com/auth0/laravel-auth0/security/advisories/GHSA-7hh9-gp72-wh7hVendor Advisory
https://github.com/auth0/symfony/commit/0103d6f8dcef6996653fad1f823d1c167f472479Patch
https://github.com/auth0/symfony/releases/tag/5.6.0Product, Release Notes
https://github.com/auth0/symfony/security/advisories/GHSA-f3r2-88mq-9v4gVendor Advisory
https://github.com/auth0/wordpress/commit/b207c6f7fd06507b90c4e6bcc18a857ef9e018dePatch
https://github.com/auth0/wordpress/releases/tag/5.5.0Product, Release Notes
https://github.com/auth0/wordpress/security/advisories/GHSA-vvg7-8rmq-92g7Vendor Advisory

Timeline

Published: Dec 17, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-68129?

How severe is CVE-2025-68129?

CVE-2025-68129 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 0.37% probability of exploitation in the next 30 days.

How do I fix CVE-2025-68129?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-68129?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST