# CVE-2021-24700: Forminator < 1.15.4 - Admin+ Stored Cross-Site Scripting

> High-privilege users can inject malicious scripts via unsanitized email field labels in the Forminator WordPress plugin, potentially compromising admin sessions.

- **Severity:** Medium 4.8 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 23 Nov 2021
- **Updated:** 3 Aug 2024
- **Also known as:** GHSA-w47h-56cf-m4g5

## What is CVE-2021-24700?

CVE-2021-24700 is a medium-severity cross-site scripting vulnerability in Unknown Forminator – Contact Form, Payment Form & Custom Form Builder, published on 23 Nov 2021. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.

### Official description

The Forminator WordPress plugin before 1.15.4 does not sanitize and escape the email field label, which could allow high privilege users to perform Cross-Site Scripting attacks even when the unfiltered_html is disallowed

Weakness: CWE-79 (Improper Neutralization of Input During Web Page Generation)

## Which versions are affected by CVE-2021-24700?

It affects 1 product.


Products: Incsub Forminator.

## How do I fix CVE-2021-24700?

No fix has been published for CVE-2021-24700 yet. Limit exposure of the affected software until one is available.

## Is CVE-2021-24700 being exploited?

There is no known exploitation of CVE-2021-24700 in the wild and no public exploit code.

## Other vulnerabilities in Unknown Forminator – Contact Form, Payment Form & Custom Form Builder

- [CVE-2023-4596](https://insights.sbomify.com/CVE-2023-4596/): Forminator <= 1.24.6 - Unauthenticated Arbitrary File Upload (critical 9.8)
- [CVE-2025-6463](https://insights.sbomify.com/CVE-2025-6463/): Path traversal in Forminator Forms – Contact Form, Payment Form & Custom Form Builder (high 8.8)
- [CVE-2025-6464](https://insights.sbomify.com/CVE-2025-6464/): Deserialization in Forminator Forms – Contact Form, Payment Form & Custom Form Builder (high 7.5)
- [CVE-2024-7389](https://insights.sbomify.com/CVE-2024-7389/): Forminator <= 1.29.1 - HubSpot Developer API Key Sensitive Information Exposure (high 7.5)
- [CVE-2024-31077](https://insights.sbomify.com/CVE-2024-31077/): SQL injection in Forminator (high 7.2)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2021-24700 and fix it if it is affected.

What it is: CVE-2021-24700 is a medium-severity cross-site scripting vulnerability in Unknown Forminator – Contact Form, Payment Form & Custom Form Builder, published on 23 Nov 2021. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2021-24700 in the wild and no public exploit code.

Affected product: Unknown Forminator – Contact Form, Payment Form & Custom Form Builder. 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-2021-24700/ (Markdown: https://insights.sbomify.com/CVE-2021-24700/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2021-24700
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-24700
- OSV: https://osv.dev/vulnerability/CVE-2021-24700

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From sbomify Insights: https://insights.sbomify.com/CVE-2021-24700/
Summaries are generated and may contain mistakes; the official description above is the record.