CVE-2025-68129 is a critical vulnerability in the Auth0-PHP SDK (versions 8.0.0 to 8.17.0) and dependent SDKs (Auth0/symfony, Auth0/laravel-auth0, Auth0/wordpress plugin) that improperly validates audience in access tokens, potentially allowing ID tokens to be accepted as access tokens. This flaw carries a CVSS score of 7.5 (HIGH), indicating a network-exploitable vulnerability with low attack complexity that could lead to high confidentiality impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability. Organizations using affected versions should upgrade to Auth0/Auth0-PHP version 8.18.0 immediately to mitigate the risk.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 8.0.0, < 8.18.0CPE matchmatch criteria | cpe:2.3:a:auth0:auth0-php:*:*:*:*:*:*:*:* | ||
>= 7.0.0, < 7.20.0CPE matchmatch criteria | cpe:2.3:a:auth0:laravel-auth0:*:*:*:*:*:laravel:*:* | ||
>= 5.0.0, < 5.6.0CPE matchmatch criteria | cpe:2.3:a:auth0:symfony:*:*:*:*:*:*:*:* | ||
>= 5.0.0, < 5.5.0CPE matchmatch criteria | cpe:2.3:a:auth0:wp-auth0:*:*:*:*:*:wordpress:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:N
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The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.