CVE-2021-39669

Name: CVE-2021-39669
Creator: NVD / NIST
Published: 2022-02-11T18:15:10.367+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.8/10EPSS 0.09%

Last modified Jun 17, 2026

CVE-2021-39669 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. 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. EPSS estimates a 0.09% chance of exploitation in the next 30 days.

Description

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

Metrics

CVSS 3.1

7.8/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

EPSS Probability

0.09%

0.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-1021

Affected Software

Vendor	Product	Versions
Google	Android	11.0
Google	Android	12.0

References

https://source.android.com/security/bulletin/2022-02-01Patch, Vendor Advisory
https://source.android.com/security/bulletin/2022-02-01Patch, Vendor Advisory

Timeline

Published: Feb 11, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-39669?

How severe is CVE-2021-39669?

CVE-2021-39669 has a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.09% probability of exploitation in the next 30 days.

How do I fix CVE-2021-39669?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-39669?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST