CVE-2021-0645: Google Android

High severity, CVSS 7.8. EPSS: 0.3% chance of exploitation in the next 30 days.

In shouldBlockFromTree of ExternalStorageProvider.java, there is a possible permissions bypass. This could lead to local escalation of privilege, allowing an app to read private app directories in external storage, which should be restricted in Android 11, with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android ID: A-157320644

Affected products

• Google Android: version 11.0 only

Published 2021-08-17. Last modified 2026-06-17.