CVE-2023-6941: Keap Official Opt-In Forms

Medium severity, CVSS 4.8. EPSS: 0.4% chance of exploitation in the next 30 days.

The Keap Official Opt-in Forms WordPress plugin through 1.0.11 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).

Affected products

• Keap Official Opt-In Forms: up to and including 1.0.11

Published 2024-01-15. Last modified 2026-06-17.