Security researcher jath, has submitted on 21/09/2009 a cross-site-scripting (XSS) vulnerability affecting de.advertising.com, which at the time of submission ranked 4689 on the web according to Alexa.
We manually validated and published a mirror of this vulnerability on 24/12/2011. It is currently unfixed.
If you believe that this security issue has been corrected, please send us an e-mail.