CVE-2026-43816

MediumCVSS 5.5/10Last modified Jul 29, 2026

Description

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, tvOS 26.6, visionOS 26.6, watchOS 26.6. An app may be able to cause unexpected system termination.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-787

Affected software

Vendor	Product	Versions
Apple	iOS and iPadOS	< 26.6
Apple	macOS	< 26.6
Apple	tvOS	< 26.6
Apple	visionOS	< 26.6
Apple	watchOS	< 26.6

References

https://support.apple.com/en-us/128066Release Notes, Vendor Advisory
https://support.apple.com/en-us/128067Release Notes, Vendor Advisory
https://support.apple.com/en-us/128068Release Notes, Vendor Advisory
https://support.apple.com/en-us/128069Release Notes, Vendor Advisory
https://support.apple.com/en-us/128070Release Notes, Vendor Advisory

Timeline

Published: Jul 27, 2026
Last modified: Jul 29, 2026
NVD status: Analyzed

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