The Video Player for YouTube WordPress plugin before 2.1.4 does not perform a capability check on its player-preset AJAX handler, allowing users with the Contributor role and above to read the site-wide player-preset configuration, and in versions before 2.1.1 to modify and delete it as well.
https://wpscan.com/vulnerability/dd4db01b-8cb9-42d7-8c0b-9afb6e83dc88/