What is CVE-2022-20266?

CVE-2022-20266 is a medium-severity vulnerability in Google Android, classified under Improper Input Validation. CVSS score: 5.0/10. Published 2022-08-12.

How severe is CVE-2022-20266?

Medium severity. CVSS v3 base score is 5.0 out of 10.

Improper input validation in Google Android

CVE-2022-20266

In Companion, there is a possible way to keep a service running with elevated importance without showing foreground service notification due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-13Android ID: A-211757348

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

Published 2022-08-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.001 (1.0th percentile), scored 2026-10-05.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 1st percentile — 1.0% 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 13.0
Android — versions Android-13

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

source.android.com/security/bulletin/android-13 (Vendor Advisory)

Frequently asked questions

What is CVE-2022-20266?: CVE-2022-20266 is a medium-severity vulnerability in Google Android, classified under Improper Input Validation. CVSS score: 5.0/10. Published 2022-08-12.
How severe is CVE-2022-20266?: Medium severity. CVSS v3 base score is 5.0 out of 10.