CVE-2026-28657: Google Android

High severity, CVSS 7.8. EPSS: 0.1% chance of exploitation in the next 30 days.

In onActivityResult of AppWidgetConfigActivityProxy.java, there is a possible unauthorized URI permission grant due to a confused deputy. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Affected products

• Google Android: version 16.0 only; version 17.0 only

Published 2026-09-08. Last modified 2026-09-15.