A Cross-Site Scripting (XSS) vulnerability in Fortinet FortiWLC 6.1-x (6.1-2 6.1-4 and 6.1-5); 7.0-x (7.0-7 7.0-8 7.0-9 7.0-10); and 8.x (8.0 8.1 8.2 and 8.3.0-8.3.2) allows an authenticated user to inject arbitrary web script or HTML via non-sanitized parameters \refresh\ and \branchtotable\ present in HTTP POST requests.