Topcoder: Reflected XSS on https://apps.topcoder.com/wiki/pages/createpage.action

Summary: Hi : A reflected XSS occurs on https://apps.topcoder.com/wiki/pages/createpage.action when creating wiki pages. Steps To Reproduce: A user can create wiki pages on https://apps.topcoder.com/wiki/pages/createpage.action?spaceKey=tcwiki. In this url parentPageString and labelsString...