What is CVE-2026-1239?

CVE-2026-1239 is a high-severity vulnerability in Kstover Ninja Forms – The Contact Form Builder That Grows With You, classified under Missing Authorization. CVSS score: 7.5/10. Published 2026-07-01.

How severe is CVE-2026-1239?

High severity. CVSS v3 base score is 7.5 out of 10.

Auth bypass in Kstover Ninja Forms – The Contact Form Builder That Grows With You

CVE-2026-1239

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…

Vulnerability class: Broken Access Control

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Kstover Ninja Forms – The Contact Form Builder That Grows With You — versions 0

Weakness classification (CWE)

CWE-862 — Missing Authorization

References

Frequently asked questions

What is CVE-2026-1239?: CVE-2026-1239 is a high-severity vulnerability in Kstover Ninja Forms – The Contact Form Builder That Grows With You, classified under Missing Authorization. CVSS score: 7.5/10. Published 2026-07-01.
How severe is CVE-2026-1239?: High severity. CVSS v3 base score is 7.5 out of 10.