CVE-2026-20683

Summary

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 Software

VendorProductVersion RangeStatus
AppleiOS and iPadOS0 < 27affected
ApplemacOS0 < 15.8affected
ApplemacOS0 < 26.7affected
ApplemacOS0 < 27affected
ApplevisionOS0 < 27affected

Weaknesses

  • An app may be able to use the Sign In With Apple authentication flow to access the user's Apple Account

References