jmorrissey.com XSS vulnerability

Vulnerable URL: http://jmorrissey.com/wp-admin/admin-ajax.php?action=revsliderajaxactionaction= derp Details: Description| Value ---|--- Patched:| No Latest check for patch:| 25.07.2017 Vulnerability type:| XSS Vulnerability status:| Publicly disclosed Alexa Rank| 6904368 Google Pagerank| 2 VIP...