# CVE-2006-4935: File upload in n/a

> Improper handling of uploaded files in Moodle's Database module allows remote attackers to exploit unspecified impacts.

- **Severity:** Critical 10.0 (`AV:N/AC:L/Au:N/C:C/I:C/A:C`)
- **Exploited in the wild:** Not known
- **Login needed:** Not stated
- **Attackable:** Over the internet
- **Victim action needed:** Not stated
- **Fix available:** No
- **Published:** 23 Sep 2006
- **Updated:** 16 Sep 2024
- **Also known as:** GHSA-r6j4-gmpg-6x9f

## What is CVE-2006-4935?

CVE-2006-4935 is a critical vulnerability in Moodle Moodle, published on 23 Sep 2006. It can be exploited over the network.

### Official description

The Database module in Moodle before 1.6.2 does not properly handle uploaded files, which has unspecified impact and remote attack vectors.

Weakness: CWE-20 (Improper Input Validation)

## Which versions are affected by CVE-2006-4935?

It affects 1 product.


Products: Moodle Moodle.

## How do I fix CVE-2006-4935?

No fix has been published for CVE-2006-4935 yet. Limit exposure of the affected software until one is available.

## Is CVE-2006-4935 being exploited?

There is no known exploitation of CVE-2006-4935 in the wild and no public exploit code.

## Other vulnerabilities in Moodle Moodle

- [CVE-2006-4936](https://insights.sbomify.com/CVE-2006-4936/): Moodle does not properly validate module instance id (critical 10.0)
- [CVE-2004-2233](https://insights.sbomify.com/CVE-2004-2233/): Unknown "front page vulnerability with Moodle servers" for Moodle before 1.3.2 has unknown impact and attack vectors. (critical 10.0)
- [CVE-2004-2235](https://insights.sbomify.com/CVE-2004-2235/): Cross-site scripting in n/a (critical 10.0)
- [CVE-2004-2236](https://insights.sbomify.com/CVE-2004-2236/): Other in n/a (critical 10.0)
- [CVE-2004-2237](https://insights.sbomify.com/CVE-2004-2237/): Unknown vulnerability in Moodle before 1.3.4 has unknown impact and attack vectors, related to "strings in Moodle texts." (critical 10.0)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2006-4935 and fix it if it is affected.

What it is: CVE-2006-4935 is a critical vulnerability in Moodle Moodle, published on 23 Sep 2006. It can be exploited over the network.
Exploitation: There is no known exploitation of CVE-2006-4935 in the wild and no public exploit code.

Affected product: Moodle Moodle. 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-2006-4935/ (Markdown: https://insights.sbomify.com/CVE-2006-4935/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2006-4935
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2006-4935
- OSV: https://osv.dev/vulnerability/CVE-2006-4935

---
From sbomify Insights: https://insights.sbomify.com/CVE-2006-4935/
Summaries are generated and may contain mistakes; the official description above is the record.