CVE-2026-34236

CRITICAL EPSS 12.5%
Published Apr 1, 20263mo ago · Modified Jun 17, 20262w ago
9.8 CVSS 3.1
Critical
Find Similar
Published Apr 1, 2026 3mo ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
9.8
Exploitability
3.9
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
12.5% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-331

Affected Products 1

VendorProductVersionRange
auth0auth0-php*≥8.0.0  –  <8.19.0

References 2

  • github.com https://github.com/auth0/auth0-PHP/releases/tag/8.19.0
    ProductRelease Notes
  • github.com https://github.com/auth0/auth0-PHP/security/advisories/GHSA-w3wc-44p4-m4j7
    Vendor Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.