steinstudy.com XSS vulnerability

Vulnerable URL: https://www.steinstudy.com/search/french/utmsource=Twittermedium=Twittercampaign=Twitter%20Organic%20Post=2/?page=all"--!"' Details: Description| Value ---|--- Patched:| No Latest check for patch:| 30.07.2017 Vulnerability type:| XSS Vulnerability status:| Publicly disclosed Alexa...