Multiple directory traversal vulnerabilities in Quick and Dirty Blog (QDBlog) 0.4, and possibly earlier, allow remote attackers to include and execute arbitrary local files via a .. (dot dot) in the theme parameter to categories.php and other unspecified files.

Multiple SQL injection vulnerabilities in authenticate.php in Quick and Dirty Blog (QDBlog) 0.4, and possibly earlier, allow remote attackers to execute arbitrary SQL commands via the (1) username and (2) password parameters.