CVE-2026-84561 Use after free in iOS and iPadOS

Critical 9.8 Published Updated

A double free vulnerability allows an app to cause system termination or corrupt kernel memory, requiring an OS upgrade.

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-2026-84561?

CVE-2026-84561 is a critical use after free vulnerability in Apple Ipados, published on 14 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A double free issue was addressed with improved memory management. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27, watchOS 27. An app may be able to cause unexpected system termination or corrupt kernel memory.

Weakness: CWE-415

Which versions are affected by CVE-2026-84561?

It affects 6 products.

Products include Apple Ipados, Apple Iphone Os, Apple Macos, Apple Tvos, Apple Visionos, Apple Watchos.

How do I fix CVE-2026-84561?

No fix has been published for CVE-2026-84561 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.

Is CVE-2026-84561 being exploited?

There is no known exploitation of CVE-2026-84561 in the wild and no public exploit code.

All Apple Ipados vulnerabilities

Sources

Also known as GHSA-jxfx-mg62-cpm8.

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