# CVE-2023-31231: File upload in Unlimited Elements For Elementor (Free Widgets, Addons, Templates)

> Attackers can upload malicious files to execute arbitrary code on WordPress sites using the Unlimited Elements plugin.

- **Severity:** Critical 9.9 (`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 20 Dec 2023
- **Updated:** 28 Apr 2026
- **Also known as:** GHSA-3hjw-qfch-vr79

## What is CVE-2023-31231?

CVE-2023-31231 is a critical vulnerability in Unlimited Elements For Elementor (Free Widgets, Addons, Templates), published on 20 Dec 2023. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Unrestricted Upload of File with Dangerous Type vulnerability in Unlimited Elements Unlimited Elements For Elementor (Free Widgets, Addons, Templates).This issue affects Unlimited Elements For Elementor (Free Widgets, Addons, Templates): from n/a through 1.5.65.

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

## Which versions are affected by CVE-2023-31231?

It affects 1 product.


Products: Unlimited-Elements Unlimited Elements for Elementor.

## How do I fix CVE-2023-31231?

No fix has been published for CVE-2023-31231 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-31231 being exploited?

There is no known exploitation of CVE-2023-31231 in the wild and no public exploit code.

## Other vulnerabilities in Unlimited Elements For Elementor (Free Widgets, Addons, Templates)

- [CVE-2023-31090](https://insights.sbomify.com/CVE-2023-31090/): WordPress Unlimited Elements For Elementor plugin <= 1.5.60 - Unrestricted Zip Extraction vulnerability (critical 9.9)
- [CVE-2024-49271](https://insights.sbomify.com/CVE-2024-49271/): Deserialization in Unlimited Elements For Elementor (Free Widgets, Addons, Templates) (critical 9.1)
- [CVE-2023-33930](https://insights.sbomify.com/CVE-2023-33930/): WordPress Unlimited Elements For Elementor plugin <= 1.5.66 - Unrestricted Zip Extraction vulnerability (critical 9.1)
- [CVE-2024-5329](https://insights.sbomify.com/CVE-2024-5329/): SQL injection in Unlimited Elements For Elementor (high 8.8)
- [CVE-2023-6743](https://insights.sbomify.com/CVE-2023-6743/): Unlimited Elements for Elementor <= 1.5.89 - Authenticated(Contributor+) Remote Code Execution via template import (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-31231 and fix it if it is affected.

What it is: CVE-2023-31231 is a critical vulnerability in Unlimited Elements For Elementor (Free Widgets, Addons, Templates), published on 20 Dec 2023. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2023-31231 in the wild and no public exploit code.

Affected product: Unlimited Elements For Elementor (Free Widgets, Addons, Templates). 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-2023-31231/ (Markdown: https://insights.sbomify.com/CVE-2023-31231/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-31231
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-31231
- OSV: https://osv.dev/vulnerability/CVE-2023-31231

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-31231/
Summaries are generated and may contain mistakes; the official description above is the record.