Unfixed XSS vulnerability at beta.hackthissite.org

Security researcher PouyaServer, has submitted on 25/06/2007 a cross-site-scripting XSS vulnerability affecting beta.hackthissite.org, which at the time of submission ranked 49185 on the web according to Alexa. We manually validated and published a mirror of this vulnerability on 26/06/2007. It i...