clairepetite.com XSS vulnerability

Vulnerable URL: http://www.clairepetite.com/t1/?nats="MTcxOS4yNS4zNi4xMjMuMS4wLjAuMC4w Details: Description| Value ---|--- Patched:| Yes, at 28.07.2017 Latest check for patch:| 28.07.2017 15:21 GMT Vulnerability type:| XSS Vulnerability status:| Publicly disclosed Alexa Rank| 16124109 VIP website...