CVE-2021-0391

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-03-10 · updated 2026-06-17
Weakness: CWE-1021

Description

In onCreate() of ChooseTypeAndAccountActivity.java, there is a possible way to learn the existence of an account, without permissions, due to a tapjacking/overlay attack. This could lead to local escalation of privilege with User execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11 Android-8.1 Android-9 Android-10Android ID: A-172841550

Affected products

Android: 8.1, 9.0, 10.0, 11.0

References

https://source.android.com/security/bulletin/2021-03-01
https://source.android.com/security/bulletin/2021-03-01

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