choose_file.php in easy-CMS 0.1.2, when mod_mime is installed, does not restrict uploads of filenames with multiple extensions, which allows remote attackers to execute arbitrary PHP code by uploading a PHP file with a GIF file extension, then directly accessing that file in the Repositories directory.
https://exchange.xforce.ibmcloud.com/vulnerabilities/27281
http://www.vupen.com/english/advisories/2006/2419
http://www.securityfocus.com/bid/18496
http://www.securityfocus.com/archive/1/437705/100/0/threaded
http://securitytracker.com/id?1016335