high7.1
CVE-2026-20683
An authentication issue was addressed with improved state management.
Impact
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 products
| Vendor | Product | Affected versions |
|---|---|---|
| Apple | Ipados | before 27.0 |
| Apple | Iphone Os | before 27.0 |
| Apple | Macos | from 15.0 before 15.8 from 26.0 before 26.7 |
| Apple | Visionos | before 27.0 |