CVE-2024-11052: Ninjaforms Ninja Forms

Medium severity, CVSS 6.1. EPSS: 0.3% chance of exploitation in the next 30 days.

The Ninja Forms – The Contact Form Builder That Grows With You plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the calculations parameter in all versions up to, and including, 3.8.19 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected products

• Ninjaforms Ninja Forms: before 3.8.20 (fixed in 3.8.20)

Published 2024-12-12. Last modified 2026-06-17.