CVE-2026-34236

Published: Apr 1, 2026Modified: Jun 17, 2026

9.8

Vector

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

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

Auth0-PHP is a PHP SDK for Auth0 Authentication and Management APIs. From version 8.0.0 to before version 8.19.0, in applications built with the Auth0 PHP SDK, cookies are encrypted with insufficient entropy, which may result in threat actors brute-forcing the encryption key and forging session cookies. This issue has been patched in version 8.19.0.

Affected (1)

Products: Auth0: Auth0 Php

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Auth0 Auth0 Php	From 8.0.0 to 8.19.0

Related CWEs

Insufficient Entropy

The product uses an algorithm or scheme that produces insufficient entropy, leaving patterns or clusters of values that are more likely to occur than others.

References (2)

https://github.com/auth0/auth0-PHP/releases/tag/8.19.0

Source: security-advisories@github.com

ProductRelease Notes

https://github.com/auth0/auth0-PHP/security/advisories/GHSA-w3wc-44p4-m4j7

Source: security-advisories@github.com

Vendor Advisory

Timeline

No history available yet.