Unfixed XSS vulnerability at www.berlinerfestspiele.de

Security researcher Renoized, has submitted on 10/06/2008 a cross-site-scripting (XSS) vulnerability affecting www.berlinerfestspiele.de, which at the time of submission ranked 408105 on the web according to Alexa.
We manually validated and published a mirror of this vulnerability on 12/06/2008. It is currently unfixed.
If you believe that this security issue has been corrected, please send us an e-mail.

Vulnerable URL: http://www.berlinerfestspiele.de/en/aktuell/global/suchresultat/Suche.php?query="><script>alert("XSS")<%2Fscript>&lang=EN&festivalName=&submit=|+search