Mobile App Sharing broken on iOS 26

[Clem-]

iOS device model, version and app version

Model Name: iPhone 11 / iPad (9th gen)
Software Version: iOS 26.0
App version: 2025.9.3 (2025.1423)

Home Assistant Core Version
2025.9.0

Describe the bug
Mobile App Sharing is not working anymore on iOS 26. No dialog prompt after clicking the share button and no event triggered on HA.

To Reproduce
On iOS 26, click on the share button, select HomeAssistant.
An input dialog card rises up and closes immediately.

Expected behavior
An input dialog should open to prompt additional data and trigger the event on HA after submission.

Screenshots

Additional context

Issue is not present on iOS 18.5 with latest HA mobile app version on iPhone 12.
Issue is reproductible on iPadOS 26.0 (iPad 9th gen).

[theseal]

Can confirm that this issue still exist in 2025.10.0 (2025.1443) on an iPhone 17 Pro running iOS 26.0.1 (configured against Home Assistant Core 2025.10.2).