CVE-2021-39669: Google Android

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

In onCreate of InstallCaCertificateWarning.java, there is a possible way to mislead an user about CA installation circumstances due to a tapjacking/overlay attack. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11 Android-12Android ID: A-196969991

Affected products

• Google Android: version 11.0 only; version 12.0 only

Published 2022-02-11. Last modified 2026-06-17.