Multiple SQL injection vulnerabilities in the Mingle Forum plugin 1.0.32.1 and other versions before 1.0.33 for WordPress might allow remote authenticated users to execute arbitrary SQL commands via the (1) memberid or (2) groupid parameters in a removemember action or (3) id parameter to fs-admin/fs-admin.php, or (4) edit_forum_id parameter in an edit_save_forum action to fs-admin/wpf-edit-forum-group.php.