An issue was discovered in Sysax Multi Server 6.90. There is reflected XSS via the /scgi sid parameter.
https://pasteboard.co/J9eE2GQ.png
https://github.com/wrongsid3/Sysax-MultiServer-6.90-Multiple-Vulnerabilities/blob/master/README.md
http://packetstormsecurity.com/files/158062/Sysax-MultiServer-6.90-Cross-Site-Scripting.html