# CVE-2025-14224: Yottamaster DM2/DM3/DM200 File Upload path traversal

> Remote attackers can exploit a path traversal vulnerability in the file upload component of Yottamaster NAS devices to read or modify arbitrary files.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P`)
- **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:** 8 Dec 2025
- **Updated:** 8 Dec 2025
- **Also known as:** GHSA-v3rg-4rhw-582m

## What is CVE-2025-14224?

CVE-2025-14224 is a medium-severity path traversal vulnerability in Yottamaster DM2, published on 8 Dec 2025. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability was found in Yottamaster DM2, DM3 and DM200 up to 1.2.23/1.9.12. Affected by this issue is some unknown functionality of the component File Upload. Performing manipulation results in path traversal. Remote exploitation of the attack is possible. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-22 (Improper Limitation of a Pathname to a Restricted Directory)

## Which versions are affected by CVE-2025-14224?

It affects 3 products.


Products: Yottamaster Dm200 Firmware, Yottamaster Dm2 Firmware, Yottamaster Dm3 Firmware.

## How do I fix CVE-2025-14224?

No fix has been published for CVE-2025-14224 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-14224 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-14224 exists.

## Other vulnerabilities in Yottamaster DM2

- [CVE-2025-69430](https://insights.sbomify.com/CVE-2025-69430/): Path traversal in n/a (medium 6.1)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-14224 and fix it if it is affected.

What it is: CVE-2025-14224 is a medium-severity path traversal vulnerability in Yottamaster DM2, published on 8 Dec 2025. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-14224 exists.

Affected product: Yottamaster DM2. 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-2025-14224/ (Markdown: https://insights.sbomify.com/CVE-2025-14224/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-14224
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-14224
- OSV: https://osv.dev/vulnerability/CVE-2025-14224

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-14224/
Summaries are generated and may contain mistakes; the official description above is the record.