Multiple cross-site scripting (XSS) vulnerabilities in the Server Administration Panel in Parallels Plesk Panel 10.2.0_build1011110331.18 allow remote attackers to inject arbitrary web script or HTML via crafted input to a PHP script, as demonstrated by admin/health/ and certain other files.
The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.