CVE-2026-20683: An authentication issue was addressed with improved state management. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8…

PriorityP430high7.1CVSS 3.1

AVLACLPRNUIRSUCHIHAN

EPSS

0.19%

8.0th percentile

An authentication issue was addressed with improved state management. This issue is fixed in iOS 27 and iPadOS 27, macOS Golden Gate 27, macOS Sequoia 15.8, macOS Tahoe 26.7, visionOS 27. An app may be able to use the Sign In With Apple authentication flow to access the user's Apple Account.

Affected

10 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	< 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	visionos	< 27	27
apple	visionos	< 27.0	27.0

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