travelstyle.gr XSS vulnerability

Vulnerable URL: http://www.travelstyle.gr/portal/gr/search.php?cx=007480998478205237521:rc5gwsfxhm4=FORID:9=iso-8859-7=%27%22/%3E%3E%3C/script%3E%3Cscript%3Ealert%28/OPENBUGBOUNTY/%29%3C/script%3E=%C1%ED%E1%E6%DE%F4%E7%F3%E7 Details: Description| Value ---|--- Patched:| Yes, at 27.07.2017 Latest...