CVE-2011-3268: PHP

High severity, CVSS 10.0. EPSS: 5.7% chance of exploitation in the next 30 days.

Buffer overflow in the crypt function in PHP before 5.3.7 allows context-dependent attackers to have an unspecified impact via a long salt argument, a different vulnerability than CVE-2011-2483.

Affected products

• PHP PHP: up to and including 5.3.6; version 1.0 only; version 2.0 only; version 2.0b10 only; version 3.0 only; version 3.0.1 only; …

Published 2011-08-25. Last modified 2026-06-16.