CVE-2026-43711 Memory corruption in iOS and iPadOS

High 7.8 Published Updated

Attackers can cause unexpected app termination by tricking users into opening a maliciously crafted video file on Apple devices.

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-2026-43711?

CVE-2026-43711 is a high-severity memory corruption vulnerability in Apple Ipados, published on 27 Jul 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

A memory corruption issue was addressed with improved memory handling. This issue is fixed in iOS 18.7.10 and iPadOS 18.7.10, iOS 26.6 and iPadOS 26.6, macOS Sequoia 15.7.8, macOS Sonoma 14.8.8, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. Processing a maliciously crafted video file may lead to unexpected app termination.

Weakness: CWE-119

Which versions are affected by CVE-2026-43711?

It affects 6 products.

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

How do I fix CVE-2026-43711?

No fix has been published for CVE-2026-43711 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-2026-43711 being exploited?

There is no known exploitation of CVE-2026-43711 in the wild and no public exploit code.

All Apple Ipados vulnerabilities

Sources

Also known as GHSA-5ch7-2946-98hg.

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