The WP Spell Check WordPress plugin before 9.13 does not escape ignored words, 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)
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Wpspellcheck | Wpspellcheck | * | 9.13 (excluding) |