CVE-2026-86918: An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, tvOS 27, visionOS…

PriorityP420medium4.3CVSS 3.1

AVNACLPRNUIRSUCNINAL

EPSS

0.22%

11.7th percentile

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

Affected

5 ranges

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

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