The Popup Box WordPress plugin before 4.7.8 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup).
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Ays Popup Box Plugin | — | Update ays-popup-box plugin to version 4.7.8, or a newer patched version | May 30, 2025 | Oct 31, 2024 |
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