Multiple SQL injection vulnerabilities in index.php in CMS WebManager-Pro allow remote attackers to execute arbitrary SQL commands via the (1) lang_id and (2) menu_id parameters.
https://www.exploit-db.com/exploits/5641
https://exchange.xforce.ibmcloud.com/vulnerabilities/42508
http://www.vupen.com/english/advisories/2008/1562/references