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The Postie WordPress plugin before 1.9.71 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 |
|---|---|---|---|---|
| Postie Plugin | — | Update postie plugin to version 1.9.71, or a newer patched version | Oct 17, 2025 | Sep 8, 2025 |
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