Multiple SQL injection vulnerabilities in submit.php in Pligg CMS 9.9.5 allow remote attackers to execute arbitrary SQL commands via the (1) category and (2) id parameters.
https://exchange.xforce.ibmcloud.com/vulnerabilities/45086
http://www.securityfocus.com/bid/31062
http://www.digitrustgroup.com/advisories/web-application-security-pligg