Memory Handling Flaw in Apple Operating Systems
CVE-2026-43654

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-2026-43654?

A memory handling issue in various Apple operating systems allows potential disclosure of kernel memory by an application. This flaw affects users by posing risks to data privacy and system integrity. Apple has addressed this vulnerability in their updates, highlighting the importance of staying current with software versions to ensure device 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-2026-43654 Data

JSON