The Royal Addons for Elementor WordPress plugin before 1.7.1066 does not perform any capability or nonce check before returning taxonomy term data for an arbitrary, caller-supplied taxonomy, allowing unauthenticated users to disclose the names and IDs of terms belonging to non-public taxonomies.
https://wpscan.com/vulnerability/44b457b8-5759-4d1d-b6fd-9dfe19a249a6/