What is CVE-2021-39691?

CVE-2021-39691 is a high-severity vulnerability in Google Android, classified under Improper Restriction of Rendered UI Layers or Frames (Clickjacking). CVSS score: 7.3/10. Published 2022-06-15.

How severe is CVE-2021-39691?

High severity. CVSS v3 base score is 7.3 out of 10.

Vulnerability in Google Android

CVE-2021-39691

In WindowManager, there is a possible tapjacking attack due to an incorrect window flag when processing user input. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-10 Android-11 Android-12Android ID: A-157929241

EPSS: 0.001 (1.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.3 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H.

Affected products

Google Android — versions 10.0, 11.0, 12.0
N/a Android — versions Android-10 Android-11 Android-12

Weakness classification (CWE)

CWE-1021 — Improper Restriction of Rendered UI Layers or Frames (Clickjacking)

References

security@android.com (x_refsource_MISC, Vendor Advisory)

Frequently asked questions

What is CVE-2021-39691?: CVE-2021-39691 is a high-severity vulnerability in Google Android, classified under Improper Restriction of Rendered UI Layers or Frames (Clickjacking). CVSS score: 7.3/10. Published 2022-06-15.
How severe is CVE-2021-39691?: High severity. CVSS v3 base score is 7.3 out of 10.