CVE-2026-43759 Information disclosure in macOS
An app can access sensitive user data due to an authorization issue in Apple operating systems.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-43759?
CVE-2026-43759 is a medium-severity vulnerability in Apple Macos, published on 27 Jul 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
An authorization issue was addressed with improved state management. This issue is fixed in macOS Tahoe 26.6, watchOS 26.6. An app may be able to access sensitive user data.
Weakness: CWE-200
Which versions are affected by CVE-2026-43759?
It affects 2 products.
Products include Apple Macos, Apple Watchos.
How do I fix CVE-2026-43759?
No fix has been published for CVE-2026-43759 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-43759 being exploited?
There is no known exploitation of CVE-2026-43759 in the wild and no public exploit code.
Other vulnerabilities in Apple Macos
Sources
Also known as GHSA-355h-q98w-p9m8.