# CVE-2026-1239: Missing authorization in Ninja Forms – The Contact Form Builder That Grows With You

> Unauthenticated attackers can view sensitive form submissions via a missing authorization check in the Ninja Forms WordPress plugin.

- **Severity:** High 7.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 1 Jul 2026
- **Updated:** 1 Jul 2026
- **Also known as:** GHSA-28rc-qxcc-hgg9

## What is CVE-2026-1239?

CVE-2026-1239 is a high-severity missing authorization vulnerability in kstover Ninja Forms – The Contact Form Builder That Grows With You, published on 1 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

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.

Weakness: CWE-862 (Missing Authorization)

## Which versions are affected by CVE-2026-1239?


## How do I fix CVE-2026-1239?

No fix has been published for CVE-2026-1239 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-1239 being exploited?

There is no known exploitation of CVE-2026-1239 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-1239 and fix it if it is affected.

What it is: CVE-2026-1239 is a high-severity missing authorization vulnerability in kstover Ninja Forms – The Contact Form Builder That Grows With You, published on 1 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-1239 in the wild and no public exploit code.

Affected product: kstover Ninja Forms – The Contact Form Builder That Grows With You. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-1239/ (Markdown: https://insights.sbomify.com/CVE-2026-1239/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-1239
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-1239
- OSV: https://osv.dev/vulnerability/CVE-2026-1239

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From sbomify Insights: https://insights.sbomify.com/CVE-2026-1239/
Summaries are generated and may contain mistakes; the official description above is the record.