The issue was addressed with improved UI handling. This issue is fixed in iOS 12.4, watchOS 5.3. A user may inadvertently complete an in-app purchase while on the lock screen.
The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources.
Link | Tags |
---|---|
https://support.apple.com/HT210353 | vendor advisory |
https://support.apple.com/HT210346 | vendor advisory |