WordPress Broken Link Notifier < 1.3.1 - Unauthenticated SSRF

The Broken Link Notifier plugin for WordPress is vulnerable to Server-Side Request Forgery in all versions up to, and including, 1.3.0 via the ajaxblinks function which ultimately calls the checkurlstatuscode function. This makes it possible for unauthenticated attackers to make web requests to...