The Email Encoder WordPress plugin before 2.3.4 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 |
|---|---|---|---|---|
| Email Encoder Bundle Plugin | — | Update email-encoder-bundle plugin to version 2.3.4, or a newer patched version | Apr 29, 2026 | Apr 21, 2026 |
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