This issue was addressed through improved state management. This issue is fixed in iOS 26.3 and iPadOS 26.3, Safari 26.3, macOS Tahoe 26.3, visionOS 26.3. A website may be able to track users through Safari web extensions.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Safari | Apple | * | 26.3 (excluding) |
| Ipados | Apple | * | 26.3 (excluding) |
| Iphone_os | Apple | * | 26.3 (excluding) |
| Macos | Apple | * | 26.3 (excluding) |
| Visionos | Apple | * | 26.3 (excluding) |