teachervision.com XSS vulnerability

Vulnerable URL: https://www.teachervision.com/calendar/holidays-and-seasonal-events/58376.html?cc=x=x=" Details: Description| Value ---|--- Patched:| Yes, at 27.07.2017 Latest check for patch:| 27.07.2017 09:40 GMT Vulnerability type:| XSS Vulnerability status:| Publicly disclosed Alexa Rank| 256...