CVE-2026-34236

high

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.

References

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

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

Details

Source: Mitre, NVD

Published: 2026-04-01

Updated: 2026-04-03

Risk Information

CVSS v2

Base Score: 6.6

Vector: CVSS2#AV:N/AC:H/Au:S/C:C/I:C/A:N

Severity: Medium

CVSS v3

Base Score: 8.2

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

Severity: High

EPSS

EPSS: 0.00011