CVE-2026-1239: Ninja Forms <= 3.14.1 - Missing Authorization to Unauthenticated Sensitive Information Disclosure via token/refresh REST Endpoint
The Ninja Forms – The Contact Form Builder That Grows With You plugin for WordPress is vulnerable to unauthorized access of data due to a missing authorization check on the 'ninja-forms-views/token/refresh' REST callback in all versions up to, and including, 3.14.1. This makes it possible for unauthenticated attackers to view form submissions, which could potentially contain sensitive information.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2026-1239?
CVE-2026-1239 has a severity rating of high with a CVSS score of 7.5.
How do I fix CVE-2026-1239?
To fix CVE-2026-1239, update the Ninja Forms plugin to version 3.14.2 or later.
What type of vulnerability is CVE-2026-1239?
CVE-2026-1239 is a missing authorization vulnerability that allows unauthorized access to sensitive information.
What versions of Ninja Forms are affected by CVE-2026-1239?
All versions of Ninja Forms up to and including 3.14.1 are affected by CVE-2026-1239.
What specific endpoint is vulnerable in CVE-2026-1239?
The vulnerable endpoint in CVE-2026-1239 is the 'ninja-forms-views/token/refresh' REST callback.