CVE-2016-7417: PHP

Critical severity, CVSS 9.8. EPSS: 6.8% chance of exploitation in the next 30 days.

ext/spl/spl_array.c in PHP before 5.6.26 and 7.x before 7.0.11 proceeds with SplArray unserialization without validating a return value and data type, which allows remote attackers to cause a denial of service or possibly have unspecified other impact via crafted serialized data.

Affected products

• PHP PHP: up to and including 5.6.25; version 7.0.0 only; version 7.0.1 only; version 7.0.2 only; version 7.0.3 only; version 7.0.4 only; …

Published 2016-09-17. Last modified 2026-06-17.