The Customize WordPress Emails and Alerts WordPress plugin before 1.8.7 does not have authorisation and CSRF check in its bnfw_search_users AJAX action, allowing any authenticated users to call it and query for user e-mail prefixes (finding the first letter, then the second one, then the third one etc.).
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Bnfw Plugin | — | Update bnfw plugin to version 1.8.7, or a newer patched version | May 15, 2025 | Jan 31, 2022 |
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