Stored XSS in filemanager2.php in CentOS-WebPanel.com (aka CWP) CentOS Web Panel 0.9.8.885 exists via the cmd_arg parameter. This can be exploited by a local attacker who supplies a crafted filename within a directory visited by the victim.
https://centos-webpanel.com/changelog-cwp7
http://packetstormsecurity.com/files/154990/CWP-0.9.8.885-Cross-Site-Scripting.html