I think you may find it is, follow the link below.
https://www.tenable.com/plugins/nessus/106657
The remote web server is affected by a cross-site scripting vulnerability.
https://www.tenable.com/plugins/nessus/106657
The remote web server is affected by a cross-site scripting vulnerability.
We have a 3.6 site on the same server that passes, and the new 4.0 site fails? If it was the issue you referenced they would both be failing.