# CVE-2023-4950: Funnelforms Free < 3.4 Unauthenticated Stored Cross-Site Scripting

> Unauthenticated attackers can inject malicious scripts via unsanitized parameters in the Funnelforms Free WordPress plugin, potentially compromising user sessions.

- **Severity:** Medium 6.1 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 16 Oct 2023
- **Updated:** 23 Apr 2025
- **Also known as:** GHSA-2q77-j9qq-67hg

## What is CVE-2023-4950?

CVE-2023-4950 is a medium-severity cross-site scripting vulnerability in Unknown Interactive Contact Form and Multi Step Form Builder with Drag & Drop Editor, published on 16 Oct 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

The Interactive Contact Form and Multi Step Form Builder WordPress plugin before 3.4 does not sanitise and escape some parameters, which could allow unauthenticated users to perform Cross-Site Scripting attacks

## Which versions are affected by CVE-2023-4950?

It affects 1 product.


Products: Funnelforms Funnelforms.

## How do I fix CVE-2023-4950?

No fix has been published for CVE-2023-4950 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-4950 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-4950 exists.

## Other vulnerabilities in Unknown Interactive Contact Form and Multi Step Form Builder with Drag & Drop Editor

- [CVE-2023-5382](https://insights.sbomify.com/CVE-2023-5382/): Funnelforms Free <= 3.4 - Cross-Site Request Forgery to Arbitrary Post Deletion (medium 6.5)
- [CVE-2023-5386](https://insights.sbomify.com/CVE-2023-5386/): Funnelforms Free <= 3.4 - Missing Authorization to Arbitrary Post Deletion (medium 6.5)
- [CVE-2023-5383](https://insights.sbomify.com/CVE-2023-5383/): Funnelforms Free <= 3.4 - Cross-Site Request Forgery to Arbitrary Post Duplication (medium 4.3)
- [CVE-2023-5385](https://insights.sbomify.com/CVE-2023-5385/): Funnelforms Free <= 3.4 - Missing Authorization to Arbitrary Post Duplication (medium 4.3)
- [CVE-2023-5387](https://insights.sbomify.com/CVE-2023-5387/): Funnelforms Free <= 3.4 - Missing Authorization to Enable/Disable Dark Mode (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-4950 and fix it if it is affected.

What it is: CVE-2023-4950 is a medium-severity cross-site scripting vulnerability in Unknown Interactive Contact Form and Multi Step Form Builder with Drag & Drop Editor, published on 16 Oct 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-4950 exists.

Affected product: Unknown Interactive Contact Form and Multi Step Form Builder with Drag & Drop Editor. 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-2023-4950/ (Markdown: https://insights.sbomify.com/CVE-2023-4950/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-4950
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-4950
- OSV: https://osv.dev/vulnerability/CVE-2023-4950

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-4950/
Summaries are generated and may contain mistakes; the official description above is the record.