Cross-site scripting (XSS) vulnerability in the Web UI before 2.3.4 Build #85 for Tenable Nessus 5.x allows remote web servers to inject arbitrary web script or HTML via the server header.
https://euvd.enisa.europa.eu/vulnerability/EUVD-2014-7151
http://www.thesecurityfactory.be/permalink/nessus-stored-xss.html
http://www.tenable.com/security/tns-2014-08
http://www.securityfocus.com/bid/70274
http://www.exploit-db.com/exploits/34929
http://seclists.org/fulldisclosure/2014/Oct/26
http://packetstormsecurity.com/files/128579/Nessus-Web-UI-2.3.3-Cross-Site-Scripting.html