Cross-site scripting (XSS) vulnerability in Sitecore CMS before 7.0 Update-4 (rev. 140120) allows remote attackers to inject arbitrary web script or HTML via the xmlcontrol parameter to the default URI. NOTE: some of these details are obtained from third party information.
Improper Neutralization of Input During Web Page Generation The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.