# CVE-2025-54155: File Station 5

> A remote administrator can exploit a resource allocation flaw in QNAP File Station 5 to cause a denial of service.

- **Severity:** Low 3.6 (`CVSS:4.0/AV:N/AC:L/AT:P/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H/E:U`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 11 Feb 2026
- **Updated:** 11 Feb 2026
- **Also known as:** GHSA-x6mf-6c4h-p75j

## What is CVE-2025-54155?

CVE-2025-54155 is a low-severity denial of service vulnerability in Qnap File Station, published on 11 Feb 2026. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

An allocation of resources without limits or throttling vulnerability has been reported to affect File Station 5. If a remote attacker gains an administrator account, they can then exploit the vulnerability to prevent other systems, applications, or processes from accessing the same type of resource.

We have already fixed the vulnerability in the following version:
File Station 5 5.5.6.5018 and later

Weakness: CWE-770 (Allocation of Resources Without Limits or Throttling)

## Which versions are affected by CVE-2025-54155?

It affects 1 product.


Products: Qnap File Station.

## How do I fix CVE-2025-54155?

No fix has been published for CVE-2025-54155 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-54155 being exploited?

There is no known exploitation of CVE-2025-54155 in the wild and no public exploit code.

## Other vulnerabilities in Qnap File Station

- [CVE-2025-29883](https://insights.sbomify.com/CVE-2025-29883/): File Station 5 (high 8.3)
- [CVE-2025-29884](https://insights.sbomify.com/CVE-2025-29884/): File Station 5 (high 8.3)
- [CVE-2025-29885](https://insights.sbomify.com/CVE-2025-29885/): File Station 5 (high 8.3)
- [CVE-2025-30279](https://insights.sbomify.com/CVE-2025-30279/): File Station 5 (high 8.3)
- [CVE-2025-33031](https://insights.sbomify.com/CVE-2025-33031/): File Station 5 (high 8.3)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-54155 and fix it if it is affected.

What it is: CVE-2025-54155 is a low-severity denial of service vulnerability in Qnap File Station, published on 11 Feb 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2025-54155 in the wild and no public exploit code.

Affected product: Qnap File Station. 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-2025-54155/ (Markdown: https://insights.sbomify.com/CVE-2025-54155/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-54155
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-54155
- OSV: https://osv.dev/vulnerability/CVE-2025-54155

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-54155/
Summaries are generated and may contain mistakes; the official description above is the record.