Unfixed XSS vulnerability at zero.webappsecurity.com

Security researcher jjbutler88, has submitted on 23/03/2010 a cross-site-scripting XSS vulnerability affecting zero.webappsecurity.com, which at the time of submission ranked 3210705 on the web according to Alexa. We manually validated and published a mirror of this vulnerability on 20/05/2010. I...