CVE-2025-43396 Missing authorization in macOS

Medium 5.5 Published 4 Nov 2025 Updated 2 Apr 2026

A logic flaw allows sandboxed apps to access sensitive user data, requiring an OS update to mitigate.

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-2025-43396?

CVE-2025-43396 is a medium-severity missing authorization vulnerability in Apple Macos, published on 4 Nov 2025. 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

A logic issue was addressed with improved checks. This issue is fixed in macOS Sequoia 15.7.2, macOS Sonoma 14.8.2, macOS Tahoe 26.1. A sandboxed app may be able to access sensitive user data.

Weakness: CWE-284

Which versions are affected by CVE-2025-43396?

It affects 1 product.

Products include Apple Macos.

How do I fix CVE-2025-43396?

No fix has been published for CVE-2025-43396 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2025-43396 being exploited?

There is no known exploitation of CVE-2025-43396 in the wild and no public exploit code.

All Apple Macos vulnerabilities

Sources

Also known as GHSA-9jvg-8527-r4jp.