CVE-2026-28925 Memory corruption in macOS

High 7.5 Published Updated

A buffer overflow in macOS allows an app to cause system termination or write kernel memory, potentially leading to code execution or privilege escalation.

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-2026-28925?

CVE-2026-28925 is a high-severity memory corruption vulnerability in Apple Macos, published on 11 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Sequoia 15.7.7, macOS Sonoma 14.8.7, macOS Tahoe 26.5. An app may be able to cause unexpected system termination or write kernel memory.

Weakness: CWE-120

Which versions are affected by CVE-2026-28925?

It affects 1 product.

Products include Apple Macos.

How do I fix CVE-2026-28925?

No fix has been published for CVE-2026-28925 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2026-28925 being exploited?

There is no known exploitation of CVE-2026-28925 in the wild and no public exploit code.

All Apple Macos vulnerabilities

Sources

Also known as GHSA-94gg-9mqp-g3xm.

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