# CVE-2025-4374: Quay: incorrect privilege assignment

> Attackers can gain Admin permissions on newly created repositories when pulling uncached images in proxy cache mode.

- **Severity:** Medium 6.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/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:** 6 May 2025
- **Updated:** 7 Aug 2026
- **Also known as:** GHSA-f5vq-pq35-3qqc

## What is CVE-2025-4374?

CVE-2025-4374 is a medium-severity vulnerability in Project Quay Red Hat Quay 3, published on 6 May 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A flaw was found in Quay. When an organization acts as a proxy cache, and a user or robot pulls an image that hasn't been mirrored yet, they are granted "Admin" permissions on the newly created repository.

Weakness: CWE-266 (Incorrect Privilege Assignment)

## Which versions are affected by CVE-2025-4374?

It affects 1 product.


Products: Redhat Quay.

## How do I fix CVE-2025-4374?

No fix has been published for CVE-2025-4374 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-4374 being exploited?

There is no known exploitation of CVE-2025-4374 in the wild and no public exploit code.

## Other vulnerabilities in Project Quay Red Hat Quay 3

- [CVE-2020-27832](https://insights.sbomify.com/CVE-2020-27832/): Cross-site scripting in quay (critical 9.0)
- [CVE-2023-4956](https://insights.sbomify.com/CVE-2023-4956/): Quay: clickjacking on config-editor page severity (medium 6.5)
- [CVE-2023-4959](https://insights.sbomify.com/CVE-2023-4959/): Quay: cross-site request forgery (csrf) on config-editor page (medium 6.5)
- [CVE-2019-10205](https://insights.sbomify.com/CVE-2019-10205/): Information disclosure in quay (medium 6.0)
- [CVE-2026-6848](https://insights.sbomify.com/CVE-2026-6848/): Quay: red hat quay: authentication bypass allows privileged actions without valid credentials (medium 5.4)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-4374 and fix it if it is affected.

What it is: CVE-2025-4374 is a medium-severity vulnerability in Project Quay Red Hat Quay 3, published on 6 May 2025. 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-2025-4374 in the wild and no public exploit code.

Affected product: Project Quay Red Hat Quay 3. 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-2025-4374/ (Markdown: https://insights.sbomify.com/CVE-2025-4374/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-4374
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-4374
- OSV: https://osv.dev/vulnerability/CVE-2025-4374

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-4374/
Summaries are generated and may contain mistakes; the official description above is the record.