CVE-2026-28966: An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden…

PriorityP421medium4.3CVSS 3.1

AVNACLPRNUIRSUCNINAL

EPSS

0.42%

34.9th percentile

An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 26.7 and iPadOS 26.7, iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, tvOS 27, visionOS 27. Processing a maliciously crafted file may lead to unexpected app termination.

Affected

13 ranges

Vendor	Product	Version range	Fixed in
apple	ios_and_ipados	< 26.7	26.7
apple	ios_and_ipados	< 27	27
apple	ipados	< 26.7	26.7
apple	iphone_os	< 26.7	26.7
apple	macos	< 15.8	15.8
apple	macos	< 26.7	26.7
apple	macos	< 27	27
apple	macos	>= 15.0 < 15.8	15.8
apple	macos	>= 26.0 < 26.7	26.7
apple	tvos	< 27	27
apple	tvos	< 27.0	27.0
apple	visionos	< 27	27
apple	visionos	< 27.0	27.0

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