The Spacer WordPress plugin before 3.0.7 does not sanitize and escapes 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).
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Spacer | Clevelandwebdeveloper | * | 3.0.7 (excluding) |