# CVE-2023-47873: WordPress WP Child Theme Generator plugin <= 1.0.9 - Arbitrary File Upload vulnerability

> Attackers can upload malicious files to the WP Child Theme Generator plugin, potentially leading to remote code execution on the WordPress site.

- **Severity:** Critical 9.1 (`CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 26 Mar 2024
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-6cr3-7r4p-pwrg

## What is CVE-2023-47873?

CVE-2023-47873 is a critical vulnerability in WEN Solutions WP Child Theme Generator, published on 26 Mar 2024. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

Unrestricted Upload of File with Dangerous Type vulnerability in WEN Solutions WP Child Theme Generator.This issue affects WP Child Theme Generator: from n/a through 1.0.9.

Weakness: CWE-434 (Unrestricted Upload of File with Dangerous Type)

## Which versions are affected by CVE-2023-47873?

It affects 1 product.


Products: Wensolutions Wp Child Theme Generator.

## How do I fix CVE-2023-47873?

No fix has been published for CVE-2023-47873 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-47873 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-47873 exists.

Public exploit code:

- WordPress WP Child Theme Generator < 1.1.3 - Arbitrary File Upload (nuclei): http/cves/2023/CVE-2023-47873.yaml

## Other vulnerabilities in WEN Solutions WP Child Theme Generator

- [CVE-2024-3610](https://insights.sbomify.com/CVE-2024-3610/): WP Child Theme Generator <= 1.1.1 - Missing Authorization to Unauthenticated Child Theme Creation/Activation (medium 5.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-47873 and fix it if it is affected.

What it is: CVE-2023-47873 is a critical vulnerability in WEN Solutions WP Child Theme Generator, published on 26 Mar 2024. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2023-47873 exists.

Affected product: WEN Solutions WP Child Theme Generator. 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-2023-47873/ (Markdown: https://insights.sbomify.com/CVE-2023-47873/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-47873
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-47873
- OSV: https://osv.dev/vulnerability/CVE-2023-47873

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-47873/
Summaries are generated and may contain mistakes; the official description above is the record.