Security Advisory

CVE-2015-6835

9.8
CRITICAL

Vulnerability Description

The session deserializer in PHP before 5.4.45, 5.5.x before 5.5.29, and 5.6.x before 5.6.13 mishandles multiple php_var_unserialize calls, which allow remote attackers to execute arbitrary code or cause a denial of service (use-after-free) via crafted session content.
Published Date May 16, 2016
Official Source NIST NVD Advisory