# CVE-2023-50856: WordPress Funnel Builder for WordPress by FunnelKit Plugin <= 2.14.3 is vulnerable to SQL Injection

> Attackers can execute arbitrary SQL commands via the FunnelKit Funnel Builder plugin, potentially accessing or modifying database contents.

- **Severity:** High 7.6 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:N/A:L`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 28 Dec 2023
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-cgf4-3952-w724

## What is CVE-2023-50856?

CVE-2023-50856 is a high-severity SQL injection vulnerability in Funnel Builder for WordPress by FunnelKit – Customize WooCommerce Checkout Pages, Create Sales Funnels & Maximize Profits, published on 28 Dec 2023. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') vulnerability in FunnelKit Funnel Builder for WordPress by FunnelKit – Customize WooCommerce Checkout Pages, Create Sales Funnels & Maximize Profits.This issue affects Funnel Builder for WordPress by FunnelKit – Customize WooCommerce Checkout Pages, Create Sales Funnels & Maximize Profits: from n/a through 2.14.3.

Weakness: CWE-89 (Improper Neutralization of Special Elements used in an SQL Command)

## Which versions are affected by CVE-2023-50856?

It affects 1 product.


Products: Funnelkit Funnel Builder.

## How do I fix CVE-2023-50856?

No fix has been published for CVE-2023-50856 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-50856 being exploited?

There is no known exploitation of CVE-2023-50856 in the wild and no public exploit code.

## Other vulnerabilities in Funnel Builder for WordPress by FunnelKit – Customize WooCommerce Checkout Pages, Create Sales Funnels & Maximize Profits

- [CVE-2024-1056](https://insights.sbomify.com/CVE-2024-1056/): Cross-site scripting in FunnelKit Funnel Builder Pro (medium 6.4)
- [CVE-2024-5192](https://insights.sbomify.com/CVE-2024-5192/): Cross-site scripting in FunnelKit – Funnel Builder for WooCommerce Checkout (medium 6.4)
- [CVE-2025-2203](https://insights.sbomify.com/CVE-2025-2203/): WooCommerce Checkout & Funnel Builder by FunnelKit < 3.10.2 - Admin+ SQL Injection (medium 6.1)
- [CVE-2024-6836](https://insights.sbomify.com/CVE-2024-6836/): Missing authorization in FunnelKit – Funnel Builder for WooCommerce Checkout (medium 4.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-50856 and fix it if it is affected.

What it is: CVE-2023-50856 is a high-severity SQL injection vulnerability in Funnel Builder for WordPress by FunnelKit – Customize WooCommerce Checkout Pages, Create Sales Funnels & Maximize Profits, published on 28 Dec 2023. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-50856 in the wild and no public exploit code.

Affected product: Funnel Builder for WordPress by FunnelKit – Customize WooCommerce Checkout Pages, Create Sales Funnels & Maximize Profits. 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-2023-50856/ (Markdown: https://insights.sbomify.com/CVE-2023-50856/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-50856
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-50856
- OSV: https://osv.dev/vulnerability/CVE-2023-50856

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From sbomify Insights: https://insights.sbomify.com/CVE-2023-50856/
Summaries are generated and may contain mistakes; the official description above is the record.