The GeoDirectory WordPress plugin before 2.8.194 does not perform any status or ownership check when rendering a listing's map-popup through one of its single-item REST routes, allowing unauthenticated users to read the title, permalink and card fields of non-public (draft, pending, private and trashed) listings by supplying the listing ID.
https://wpscan.com/vulnerability/2901f8f3-0b35-4565-b248-6c0dfc5de894/