The Popup Builder plugin for WordPress is vulnerable to unauthorized modification of data and loss of data due to a missing capability check on all AJAX actions. This makes it possible for authenticated attackers, with subscriber-level access and above, to perform multiple unauthorized actions, such as deleting subscribers, and importing subscribers to conduct stored cross-site scripting attacks.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Popup Builder Plugin | — | Update popup-builder plugin to version 4.3.2, or a newer patched version | May 15, 2025 | Jun 14, 2024 |
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