SQL injection vulnerability in index.php in miniBB 1.7f and earlier allows remote attackers to execute arbitrary SQL commands via the user parameter in a userinfo action.
https://exchange.xforce.ibmcloud.com/vulnerabilities/18080
http://www.minibb.net/forums/index.php?action=vthread&forum=9&topic=1854
http://www.minibb.net/forums/index.php?action=vthread&forum=1&topic=1767