CVE-2026-86939 A permissions issue was addressed with additional restrictions.
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Published
Updated
Check this codebase for CVE-2026-86939 and fix it if it is affected.
What it is: CVE-2026-86939 is a vulnerability in Apple macOS, published on 26 Oct 2026.
Exploitation: There is no known exploitation of CVE-2026-86939 in the wild and no public exploit code.
Affected product: Apple macOS. 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-2026-86939/ (Markdown: https://insights.sbomify.com/CVE-2026-86939/index.md)
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-86939?
CVE-2026-86939 is a vulnerability in Apple macOS, published on 26 Oct 2026.
Official description
A permissions issue was addressed with additional restrictions. This issue is fixed in macOS Golden Gate 27.2, macOS Tahoe 26.7.2. An attacker with root privileges may be able to access protected user data.
Which versions are affected by CVE-2026-86939?
How do I fix CVE-2026-86939?
No fix has been published for CVE-2026-86939 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-86939 being exploited?
There is no known exploitation of CVE-2026-86939 in the wild and no public exploit code.
Sources
Also known as GHSA-xhf7-gfqv-pw29.