SQL injection vulnerability in tree.php in MyNewsGroups 0.6 allows remote attackers to execute arbitrary SQL commands via the grp_id parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/27492
http://www.vupen.com/english/advisories/2006/2629
http://www.securityfocus.com/bid/18757
http://www.securityfocus.com/archive/1/438814/100/0/threaded