Multiple cross-site scripting (XSS) vulnerabilities in lists/admin/index.php in phpList before 2.10.19 allow remote attackers to inject arbitrary web script or HTML via the (1) remote_user, (2) remote_database, (3) remote_userprefix, (4) remote_password, or (5) remote_prefix parameter to the import4 page; or the (6) id parameter to the bouncerule page.