WordPress High · CVSS 7.5 CVE-2026-1239 July 1, 2026

Ninja Forms – The Contact Form Builder That Grows With You: sensitive data disclosure

Ninja Forms – The Contact Form Builder That Grows With You

Sensitive data disclosure in the Ninja Forms – The Contact Form Builder That Grows With You component. Threat level: High (CVSS 7.5).

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Who is affected

This vulnerability affects: Ninja Forms – The Contact Form Builder That Grows With You. If you use this component on your site, check the version and update it as soon as possible.

How dangerous

Rating: High, CVSS 7.5 out of 10. It is worth acting before the flaw is exploited.

What this flaw is

Sensitive data disclosure means exposing information that should stay hidden: paths, configuration data, user data.

On its own it is often less dangerous, but it gives the attacker knowledge that speeds up and eases the real attack.

Score breakdown (CVSS vector)

What the CVSS 7.5 rating means in practice:

  • The attack can be carried out remotely, over the internet.
  • No login or account required.
  • Requires no action from the victim.
  • At risk: data confidentiality.

Weakness class: CWE-862.

What to do

  • Update the vulnerable component (Ninja Forms – The Contact Form Builder That Grows With You) to the latest version.
  • If a patch is not out yet, temporarily disable the vulnerable element.
  • Check whether the site has already been attacked: unusual files, new administrator accounts, redirects.
  • Make a backup before you start making changes.
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