CVE-2026-116368 DeepSeek Harness Browser Auth browser-auth.ts improper authorization
Medium 6.9
Published
Updated
Check this codebase for CVE-2026-116368 and fix it if it is affected.
What it is: CVE-2026-116368 is a medium-severity vulnerability in DeepSeek Harness, published on 26 Oct 2026.
Exploitation: There is no known exploitation of CVE-2026-116368 in the wild and no public exploit code.
Affected product: DeepSeek Harness. 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-2026-116368/ (Markdown: https://insights.sbomify.com/CVE-2026-116368/index.md)
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-116368?
CVE-2026-116368 is a medium-severity vulnerability in DeepSeek Harness, published on 26 Oct 2026.
Official description
A vulnerability was determined in DeepSeek Harness up to 0.2.0-rc.2. This issue affects some unknown processing of the file packages/client/connection/src/browser-auth.ts of the component Browser Auth. This manipulation causes improper authorization. The attack can be initiated remotely. The vendor was contacted early about this disclosure but did not respond in any way.
Which versions are affected by CVE-2026-116368?
How do I fix CVE-2026-116368?
No fix has been published for CVE-2026-116368 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-116368 being exploited?
There is no known exploitation of CVE-2026-116368 in the wild and no public exploit code.
Sources
Also known as GHSA-4m7q-ghvx-6vx5.