Use After Free Vulnerability in Apple Operating Systems and Devices
CVE-2026-43668

Currently unrated

Key Information:

Vendor: Apple
Status: iOS And iPad OS; Mac OS; TV OS; Visionos
Vendor: CVE Published:; 11 May 2026

What is CVE-2026-43668?

A use after free vulnerability has been identified in various Apple operating systems. This issue allows a remote attacker to potentially exploit memory management flaws, which could lead to unexpected system termination or related kernel memory corruption. Users of iOS, iPadOS, macOS, tvOS, visionOS, and watchOS are advised to update to the latest versions to mitigate this vulnerability and ensure optimal security.

Affected Version(s)

iOS and iPadOS 0 < 18.7.9

iOS and iPadOS 0 < 26.5

macOS 0 < 14.8.7

References

https://support.apple.com/en-us/127110

https://support.apple.com/en-us/127111

https://support.apple.com/en-us/127115

Download the Critical Vulnerability Management Cheat Sheet

Timeline

Vulnerability published
May 11, 2026
Vulnerability Reserved
May 1, 2026

CVE-2026-43668 Data

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