PHP : Security Vulnerabilities, CVEs, Published In May 2006

The cURL library (libcurl) in PHP 4.4.2 and 5.1.4 allows attackers to bypass safe mode and read files via a file:// request containing null characters.

Cross-site scripting (XSS) vulnerability in index.php in Directory Listing Script allows remote attackers to inject arbitrary web script or HTML via the dir parameter.