The MLSImport: IDX Plugin & MLS Plugin for Real Estate Listings WordPress plugin before 7.0.4 does not have authorisation and CSRF checks in one of its AJAX actions, allowing any authenticated user, such as a subscriber, to read the contents of the MLSImport: IDX Plugin & MLS Plugin for Real Estate Listings WordPress plugin before 7.0.4's import log file as well as import-related metadata belonging to arbitrary posts.
https://wpscan.com/vulnerability/8c8da95c-df83-4788-bcb2-ca924a60f909/