WordPress Duplicator plugin before 1.4.7 is susceptible to authentication bypass. The plugin discloses the URL of the backup to unauthenticated visitors accessing the main installer endpoint. If the installer script has been run once by an administrator, this allows download of the full site backup without proper authentication.
View the template here CVE-2022-2551.yaml
References:
https://github.com/ARPSyndicate/cvemon