WP Ultimate CSV Importer < 9.2 - Unauthenticated Imported Data Disclosure via Predictable Log Path

The WP Ultimate CSV Importer WordPress plugin before 9.2 does not use a site-specific secret when deriving the storage location of the import logs it writes under the uploads directory, nor does it block direct access to them, allowing unauthenticated attackers to retrieve the personal data of users imported from a CSV file.