CVE-2026-84586 Information disclosure in macOS

Medium 5.5 Published Updated

A malicious application can leak sensitive user information due to improper state management in Apple operating systems.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-84586?

CVE-2026-84586 is a medium-severity vulnerability in Apple Macos, published on 14 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An information disclosure issue was addressed with improved state management. This issue is fixed in macOS Golden Gate 27, watchOS 27. A malicious application may be able to leak sensitive user information.

Weakness: CWE-200

Which versions are affected by CVE-2026-84586?

It affects 2 products.

Products include Apple Macos, Apple Watchos.

How do I fix CVE-2026-84586?

No fix has been published for CVE-2026-84586 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-84586 being exploited?

There is no known exploitation of CVE-2026-84586 in the wild and no public exploit code.

All Apple Macos vulnerabilities

Sources

Also known as GHSA-rfpq-x9vw-2x6j.

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