PHP remote file inclusion vulnerability in Tar.php in Mambo 4.5.2 allows remote attackers to execute arbitrary PHP code by modifying the mosConfig_absolute_path parameter to reference a URL on a remote web server that contains the code, a different vulnerability than CVE-2004-1693.
http://secunia.com/advisories/14337
http://mamboforge.net/frs/download.php/4043/Patch_4.5.2_to_4.5.2.1.zip