SQL injection vulnerability in index.php for MercuryBoard 1.1.4 and earlier allows remote attackers to execute arbitrary SQL commands via the User-Agent HTTP header.
SQL injection vulnerability in func/login.php in MercuryBoard 1.1.5 and earlier allows remote attackers to execute arbitrary SQL commands via the User-Agent HTTP header ($_SERVER['HTTP_USER_AGENT']).
SQL injection vulnerability in index.php for MercuryBoard 1.1.2 allows remote attackers to inject arbitrary SQL commands via the f parameter.