What is CVE-2021-1016?

CVE-2021-1016 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 2021-12-15.

How severe is CVE-2021-1016?

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

Vulnerability in Google Android

CVE-2021-1016

In onCreate of UsbPermissionActivity.java, there is a possible way to grant an app access to USB without informed user consent 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-12Android ID: A-183610267

Published 2021-12-15 · last modified 2026-06-17.

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.

EPSS exploit prediction

EPSS: 0.001 (1.2th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 1.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.001 · newest: 0.001 · change: 0.000

Affected products

Google Android — versions 12.0
Android — versions Android-12

Weakness classification (CWE)

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

References

source.android.com/security/bulletin/pixel/2021-12-01 (Vendor Advisory)

Frequently asked questions

What is CVE-2021-1016?: CVE-2021-1016 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 2021-12-15.
How severe is CVE-2021-1016?: High severity. CVSS v3 base score is 7.3 out of 10.