CVE-2007-4652: PHP

Medium severity, CVSS 4.4. EPSS: 0.6% chance of exploitation in the next 30 days.

The session extension in PHP before 5.2.4 might allow local users to bypass open_basedir restrictions via a session file that is a symlink.

Affected products

• PHP PHP: up to and including 5.2.3; version 1.0 only; version 2.0 only; version 2.0b10 only; version 3.0 only; version 3.0.1 only; …

Published 2007-09-04. Last modified 2026-06-16.