sidekick.t-mobile.com XSS vulnerability

Vulnerable URL: http://sidekick.t-mobile.com/services/share/email/preview?template=email-template.html=%22%3E%3Csvg/onload=prompt%28/OPENBUGBOUNTY/%29%3E Details: Description| Value ---|--- Patched:| Yes, at 07.06.2016 Latest check for patch:| 07.06.2016 23:34 GMT Vulnerability type:| XSS...