Directory traversal vulnerability in index.php in Xomol CMS 1.20071213 allows remote attackers to include and execute arbitrary local files via a .. (dot dot) in the op parameter.
https://www.exploit-db.com/exploits/5673
https://exchange.xforce.ibmcloud.com/vulnerabilities/42632
http://www.vupen.com/english/advisories/2008/1644/references