SQL injection vulnerability in blog.php in SocialEngine 3.06 trial allows remote attackers to execute arbitrary SQL commands via the category_id parameter.
https://www.exploit-db.com/exploits/7900
https://exchange.xforce.ibmcloud.com/vulnerabilities/48316
https://euvd.enisa.europa.eu/vulnerability/EUVD-2009-0404
http://www.securityfocus.com/bid/33495