An information leakage was addressed with additional validation. This issue is fixed in iOS 26.4 and iPadOS 26.4, macOS Tahoe 26.4, tvOS 26.4, visionOS 26.4, watchOS 26.4. An app may be able to access sensitive user data.
https://support.apple.com/en-us/126799
https://support.apple.com/en-us/126798
https://support.apple.com/en-us/126797