This issue was addressed with improved checks. This issue is fixed in iOS 18.7.9 and iPadOS 18.7.9, 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 enumerate a user's installed apps.
https://isc.sans.edu/diary/rss/32976
https://support.apple.com/en-us/127111
https://support.apple.com/en-us/126799
https://support.apple.com/en-us/126798
https://support.apple.com/en-us/126797