This issue was addressed through improved state management. This issue is fixed in Safari 26.6, iOS 26.6 and iPadOS 26.6, macOS Tahoe 26.6, visionOS 26.6. Visiting a website may lead to an app denial-of-service.
Affected Platforms
Apple SafariApple Iphone OsApple IpadosApple VisionosApple Macos