Cross-site scripting (XSS) vulnerability in apc.php in the Alternative PHP Cache (APC) extension before 3.1.4 for PHP allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
Stack-based buffer overflow in apc.c in Alternative PHP Cache (APC) 3.0.11 through 3.0.16 allows remote attackers to execute arbitrary code via a long filename.