# CVE-2024-8918: File Manager Pro <= 8.3.9 - Unauthenticated Limited JavaScript File Upload

> Unauthenticated attackers can upload JavaScript files to trigger Stored Cross-Site Scripting, requiring administrator-granted permissions.

- **Severity:** High 7.4 (`CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 16 Oct 2024
- **Updated:** 8 Apr 2026
- **Also known as:** GHSA-fmq2-wx5c-p3mg

## What is CVE-2024-8918?

CVE-2024-8918 is a high-severity vulnerability in File Manager Pro, published on 16 Oct 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The File Manager Pro plugin for WordPress is vulnerable to Limited JavaScript File Upload in all versions up to, and including, 8.3.9. This is due to a lack of proper checks on allowed file types. This makes it possible for unauthenticated attackers, with permissions granted by an administrator, to upload .css and .js files, which could lead to Stored Cross-Site Scripting.

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

## Which versions are affected by CVE-2024-8918?

It affects 1 product.


Products: Filemanagerpro File Manager.

## How do I fix CVE-2024-8918?

No fix has been published for CVE-2024-8918 yet. Limit exposure of the affected software until one is available.

## Is CVE-2024-8918 being exploited?

There is no known exploitation of CVE-2024-8918 in the wild and no public exploit code.

## Other vulnerabilities in File Manager Pro

- [CVE-2020-25213](https://insights.sbomify.com/CVE-2020-25213/): WordPress File Manager Plugin Remote Code Execution (critical 10.0, exploited in the wild)
- [CVE-2018-25105](https://insights.sbomify.com/CVE-2018-25105/): File Manager <= 3.0 - Unauthenticated Arbitrary File Upload/Download (critical 9.8)
- [CVE-2024-8507](https://insights.sbomify.com/CVE-2024-8507/): File Manager Pro <= 8.3.9 - Cross-Site Request Forgery to Arbitrary File Upload (high 8.8)
- [CVE-2024-1538](https://insights.sbomify.com/CVE-2024-1538/): File Manager <= 7.2.4 - Cross-Site Request Forgery to Local JS File Inclusion (high 8.8)
- [CVE-2023-6846](https://insights.sbomify.com/CVE-2023-6846/): File Manager Pro <= 8.3.4 - Authenticated (Subscriber+) Arbitrary File Upload (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2024-8918 and fix it if it is affected.

What it is: CVE-2024-8918 is a high-severity vulnerability in File Manager Pro, published on 16 Oct 2024. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2024-8918 in the wild and no public exploit code.

Affected product: File Manager Pro. 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-2024-8918/ (Markdown: https://insights.sbomify.com/CVE-2024-8918/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2024-8918
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2024-8918
- OSV: https://osv.dev/vulnerability/CVE-2024-8918

---
From sbomify Insights: https://insights.sbomify.com/CVE-2024-8918/
Summaries are generated and may contain mistakes; the official description above is the record.