petajavesi.fi XSS vulnerability

Vulnerable URL: http://www.petajavesi.fi/kirkko/index.php?option=comcontent=article=1:vierailijalle=13'"3〈=en Details: Description| Value ---|--- Patched:| No Latest check for patch:| 07.01.2018 Vulnerability type:| XSS Vulnerability status:| Publicly disclosed Alexa Rank| 7491488 VIP website...