# CVE-2018-25019: LearnDash < 2.5.4 - Unauthenticated Arbitrary File Upload

> Unauthenticated attackers can upload arbitrary files to the web server via the LearnDash LMS plugin, potentially leading to remote code execution.

- **Severity:** High 7.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/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:** 1 Nov 2021
- **Updated:** 5 Aug 2024
- **Also known as:** GHSA-vvx7-4gw3-r3mv

## What is CVE-2018-25019?

CVE-2018-25019 is a high-severity vulnerability in Unknown LearnDash LMS, published on 1 Nov 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The LearnDash LMS WordPress plugin before 2.5.4 does not have any authorisation and validation of the file to be uploaded in the learndash_assignment_process_init() function, which could allow unauthenticated users to upload arbitrary files to the web server

Weakness: CWE-862 (Missing Authorization), CWE-434 (Unrestricted Upload of File with Dangerous Type)

## Which versions are affected by CVE-2018-25019?

It affects 1 product.


Products: Learndash Learndash.

## How do I fix CVE-2018-25019?

No fix has been published for CVE-2018-25019 yet. Limit exposure of the affected software until one is available.

## Is CVE-2018-25019 being exploited?

There is no known exploitation of CVE-2018-25019 in the wild and no public exploit code.

## Other vulnerabilities in Unknown LearnDash LMS

- [CVE-2020-6009](https://insights.sbomify.com/CVE-2020-6009/): SQL injection in LearnDash Wordpress Plugin (critical 9.8)
- [CVE-2023-3105](https://insights.sbomify.com/CVE-2023-3105/): LearnDash LMS <= 4.6.0 - Authenticated (Subscriber+) Insecure Direct Object Reference to Arbitrary User Password Change (high 8.8)
- [CVE-2023-28777](https://insights.sbomify.com/CVE-2023-28777/): WordPress LearnDash LMS Plugin <= 4.5.3 is vulnerable to SQL Injection (high 8.5)
- [CVE-2024-56940](https://insights.sbomify.com/CVE-2024-56940/): Denial of service in n/a (high 7.5)
- [CVE-2024-56938](https://insights.sbomify.com/CVE-2024-56938/): Cross-site scripting in n/a (medium 5.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2018-25019 and fix it if it is affected.

What it is: CVE-2018-25019 is a high-severity vulnerability in Unknown LearnDash LMS, published on 1 Nov 2021. 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-2018-25019 in the wild and no public exploit code.

Affected product: Unknown LearnDash LMS. 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-2018-25019/ (Markdown: https://insights.sbomify.com/CVE-2018-25019/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2018-25019
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-25019
- OSV: https://osv.dev/vulnerability/CVE-2018-25019

---
From sbomify Insights: https://insights.sbomify.com/CVE-2018-25019/
Summaries are generated and may contain mistakes; the official description above is the record.