prepend.php3 in PHPLib before 7.2d, when register_globals is enabled for PHP, allows remote attackers to execute arbitrary scripts via an HTTP request that modifies $_PHPLIB[libdir] to point to malicious code on another server, as seen in Horde 1.2.5 and earlier, IMP before 2.2.6, and other packages that use PHPLib.
Published 2003-04-02 · Modified