SQL injection vulnerability in Sources/ManageBoards.php in Simple Machines Forum 1.1 RC3 allows remote attackers to execute arbitrary SQL commands via the cur_cat parameter.
https://exchange.xforce.ibmcloud.com/vulnerabilities/28716
http://www.vupen.com/english/advisories/2006/3435
http://securityreason.com/securityalert/1506
http://secunia.com/advisories/21740
http://archives.neohapsis.com/archives/bugtraq/2006-09/0009.html