The Popup Manager WordPress plugin through 1.6.6 does not have authorisation and CSRF checks when deleting popups, which could allow unauthenticated users to delete them

The Popup Manager WordPress plugin through 1.6.6 does not have authorisation and CSRF check when creating/updating popups, and is missing sanitisation as well as escaping, which could allow unauthenticated attackers to create arbitrary popups and add Stored XSS payloads as well