CVE-2026-28837 Information disclosure in macOS

High 7.5 Published Updated

An application can access sensitive user data due to a logic issue in macOS, requiring a system update to mitigate.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-28837?

CVE-2026-28837 is a high-severity vulnerability in Apple Macos, published on 25 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A logic issue was addressed with improved checks. This issue is fixed in macOS Tahoe 26.4. An app may be able to access sensitive user data.

Weakness: CWE-284

Which versions are affected by CVE-2026-28837?

It affects 1 product.

Products include Apple Macos.

How do I fix CVE-2026-28837?

No fix has been published for CVE-2026-28837 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-28837 being exploited?

There is no known exploitation of CVE-2026-28837 in the wild and no public exploit code.

All Apple Macos vulnerabilities

Sources

Also known as GHSA-2jc7-5j3r-jr6p.

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