CVE-2026-86903: An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27…

PriorityP424medium5.5CVSS 3.1

AVLACLPRLUINSUCHINAN

EPSS

0.16%

4.6th percentile

An out-of-bounds read was addressed with improved input validation. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS 27, watchOS 27. An app may be able to disclose kernel memory.

Affected

11 ranges

Vendor	Product	Version range	Fixed in
apple	ios_and_ipados	< 27	27
apple	ipados	< 27.0	27.0
apple	iphone_os	< 27.0	27.0
apple	macos	< 27	27
apple	macos	< 27.0	27.0
apple	tvos	< 27	27
apple	tvos	< 27.0	27.0
apple	visionos	< 27	27
apple	visionos	< 27.0	27.0
apple	watchos	< 27	27
apple	watchos	< 27.0	27.0

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