CVE-2026-28845 Missing authorization in macOS

Medium 5.5 Published Updated

An app can access protected user data due to an authorization issue in macOS, requiring a system update to fix.

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-2026-28845?

CVE-2026-28845 is a medium-severity missing authorization vulnerability in Apple Macos, published on 25 Mar 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 26.4. An app may be able to access protected user data.

Weakness: CWE-285

Which versions are affected by CVE-2026-28845?

It affects 1 product.

Products include Apple Macos.

How do I fix CVE-2026-28845?

No fix has been published for CVE-2026-28845 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-2026-28845 being exploited?

There is no known exploitation of CVE-2026-28845 in the wild and no public exploit code.

All Apple Macos vulnerabilities

Sources

Also known as GHSA-gffw-527m-r476.

Is CVE-2026-28845 in your software?

Upload an SBOM and sbomify checks it against every vulnerability here, every day.

Check your SBOMs for free