The WebARX plugin 1.3.0 for WordPress has unauthenticated stored XSS via the URI or the X-Forwarded-For HTTP header.
- https://packetstormsecurity.com/files/149573/WordPress-WebARX-Website-Firewall-4.9.8-XSS-Bypass.html
- https://github.com/20142995/nuclei-templates