CVE-2006-4486: PHP

Low severity, CVSS 2.6. EPSS: 2.4% chance of exploitation in the next 30 days.

Integer overflow in memory allocation routines in PHP before 5.1.6, when running on a 64-bit system, allows context-dependent attackers to bypass the memory_limit restriction.

Affected products

• PHP PHP: version 5.1.0 only; version 5.1.1 only; version 5.1.2 only; version 5.1.4 only; version 5.1.5 only

Published 2006-08-31. Last modified 2026-06-16.