Multiple PHP remote file inclusion vulnerabilities in WORK system e-commerce 3.0.5 and earlier allow remote attackers to execute arbitrary PHP code via a URL in the g_include parameter to include/include_top.php and certain other PHP scripts.
https://www.exploit-db.com/exploits/3448
http://www.vupen.com/english/advisories/2007/0903
http://www.securityfocus.com/bid/22908