What is CVE-2022-20520?

CVE-2022-20520 is a high-severity vulnerability in Google Android, classified under Improper Restriction of Rendered UI Layers or Frames (Clickjacking). CVSS score: 7.8/10. Published 2022-12-16.

How severe is CVE-2022-20520?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Google Android

CVE-2022-20520

In onCreate of various files, there is a possible tapjacking/overlay attack. This could lead to local escalation of privilege or denial of server with User execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-227203202

Published 2022-12-16 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.002 (8.7th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 9th percentile — 8.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Google Android — versions 13.0
Android — versions Android-13

Weakness classification (CWE)

References

source.android.com/security/bulletin/pixel/2022-12-01 (Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2022-20520?: CVE-2022-20520 is a high-severity vulnerability in Google Android, classified under Improper Restriction of Rendered UI Layers or Frames (Clickjacking). CVSS score: 7.8/10. Published 2022-12-16.
How severe is CVE-2022-20520?: High severity. CVSS v3 base score is 7.8 out of 10.