The plugins do not properly sanitise the URL generated to dismiss the New Users notifications, leading to a reflected Cross-Site Scripting issue
When there is a notification such as a discount or review, opening the following URL as admin will trigger the XSS: https://example.com/wp-admin/tools.php?"><script>alert(/XSS/)</script>
2021-07-20 (about 1 years ago)
2022-06-07 (about 7 months ago)
2022-06-07 (about 7 months ago)