Multiple cross-site scripting (XSS) vulnerabilities in DeluxeBB before 1.08 allow remote attackers to inject arbitrary web script or HTML via the (1) membercookie cookie in header.php and the (2) redirect parameter in misc.php.
DeluxeBB 1.07 and earlier does not properly handle a username composed of a single space character, which allows remote authenticated users to login as the "space" user, post as the guest user, and block the ability of an administrator to ban the "space" user.
Multiple cross-site scripting (XSS) vulnerabilities in pm.php in DeluxeBB 1.07 and earlier allow remote attackers to inject arbitrary web script or HTML via the (1) subject or (2) to parameters.