Use-After-Free Vulnerability in Apple iOS and macOS Products
CVE-2026-43808

Currently unrated

Key Information:

Vendor: Apple
Status: iOS And iPad OS; Mac OS; TV OS; Watch OS
Vendor: CVE Published:; 14 September 2026

What is CVE-2026-43808?

A use-after-free vulnerability has been identified in Apple's iOS, iPadOS, macOS, tvOS, and watchOS products, allowing an app to potentially execute unexpected behaviors. This flaw arises from improper memory management, which could lead to system termination or application crashes. Users are encouraged to update to the latest versions (26.6) to mitigate risks associated with this vulnerability and enhance overall system security.

Affected Version(s)

iOS and iPadOS 0 < 26.6

macOS 0 < 26.6

tvOS 0 < 26.6

References

https://support.apple.com/en-us/128066

https://support.apple.com/en-us/128067

https://support.apple.com/en-us/128068

Download the Critical Vulnerability Management Cheat Sheet

Timeline

Vulnerability published
Sep 14, 2026
Vulnerability Reserved
May 1, 2026

CVE-2026-43808 Data

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