PHP remote file inclusion vulnerability in functions.php in Circle R Monster Top List (MTL) 1.4 allows remote attackers to execute arbitrary PHP code via a URL in the root_path parameter. NOTE: It was later reported that 1.4.2 and earlier are affected.
https://www.exploit-db.com/exploits/3530
https://exchange.xforce.ibmcloud.com/vulnerabilities/25774
http://www.vupen.com/english/advisories/2006/1350
http://www.securityfocus.com/bid/23074
http://www.securityfocus.com/bid/17546