Wowza Streaming Engine 4.8.0 and earlier from multiple authenticated XSS vulnerabilities via the (1) customList%5B0%5D.value field in enginemanager/server/serversetup/edit_adv.htm of the Server Setup configuration or the (2) host field in enginemanager/j_spring_security_check of the login form. This issue was resolved in Wowza Streaming Engine 4.8.5.