This vulnerability affects all versions from 3.5 and above.
We have identified and fixed a cross-site scripting (XSS) vulnerability in the Confluence settings editing action.
- cgisecurity.com: http://www.cgisecurity.com/articles/xss-faq.shtml
- The Web Application Security Consortium: http://projects.webappsec.org/Cross-Site+Scripting
This issue is reported in our security advisory on this page: