CVE-2021-0309: Google Android

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

In onCreate of grantCredentialsPermissionActivity, there is a confused deputy. This could lead to local information disclosure and account access with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android; Versions: Android-8.1, Android-9, Android-10, Android-11, Android-8.0; Android ID: A-158480899.

Affected products

• Google Android: version 8.0 only; version 8.1 only; version 9.0 only; version 10.0 only; version 11.0 only

Published 2021-01-11. Last modified 2026-06-17.