Sergey Korostel PHP Upload Center allows remote attackers to execute arbitrary PHP code by uploading a file whose name ends in a .php.li extension, which can be accessed from the upload directory.
biyosecurity.be/bugs/phpuploadcenter2.txt
secunia.com/advisories/19107
securityreason.com/securityalert/564
www.blogcu.com/Liz0ziM/317250/
www.osvdb.org/23626
www.scripts-by.net/PHP/File-Manipulation/php-upload-center.html
www.securityfocus.com/archive/1/427215/100/0/threaded
www.vupen.com/english/advisories/2006/0817