CentOS-WebPanel.com (aka CWP) CentOS Web Panel through 0.9.8.763 is vulnerable to Stored/Persistent XSS for the "Package Name" field via the add_package module parameter.
https://www.exploit-db.com/exploits/46349/
https://www.dineshmohanty.com/centos-web-panel-xss
http://packetstormsecurity.com/files/151630/CentOS-Web-Panel-0.9.8.763-Cross-Site-Scripting.html