The Events Calendar, Event Booking, Registrations and Event Tickets – Eventin plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 4.0.37 via the proxy_image function. This makes it possible for unauthenticated attackers to make web requests to arbitrary locations originating from the web application and can be used to query and modify information from internal services.
CVSS Metrics
