CVE-2025-34351 Ray's New Token Authentication is Disabled By Default
Not scored
Published
Updated
Check this codebase for CVE-2025-34351 and fix it if it is affected.
What it is: CVE-2025-34351 is a vulnerability in ray, published on 27 Nov 2025.
Exploitation: There is no known exploitation of CVE-2025-34351 in the wild and no public exploit code.
Affected packages and fixed versions:
- ray (PyPI): affected all versions up to 2.52.0; no fix listed
- ray (PyPI): affected all versions up to 2.52.0; no fix listed
- ray (PyPI): affected all versions up to 2.52.0; no fix listed
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-2025-34351/ (Markdown: https://insights.sbomify.com/CVE-2025-34351/index.md)
- Exploited in the wild
- Not known
- Fix
- Available
What is CVE-2025-34351?
CVE-2025-34351 is a vulnerability in ray, published on 27 Nov 2025.
Official description
This CVE ID has been rejected or withdrawn by its CVE Numbering Authority. At the request of the MITRE TL-Root and following the CVE Program’s Dispute Policy, it has been determined that this assignment did not identify a valid vulnerability based on the vendor's product security model. Additionally, this assignment conflicts with an existing CVE (CVE-2023-48022).
Which versions are affected by CVE-2025-34351?
3 open source packages ship an affected version, including ray.
| Package | Affected | Fixed in |
|---|---|---|
ray PyPI | All versions to 2.52.0 | None |
ray PyPI | All versions to 2.52.0 | None |
ray PyPI | All versions to 2.52.0 | None |
How do I fix CVE-2025-34351?
Upgrade to a fixed version.
Is CVE-2025-34351 being exploited?
There is no known exploitation of CVE-2025-34351 in the wild and no public exploit code.
Sources
Also known as GHSA-gx77-xgc2-4888, MINI-m35f-hj3x-gcxm, MINI-pjh6-w7c9-pc4c, PYSEC-2026-518.