What is CVE-2022-20526?

CVE-2022-20526 is a low-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 3.3/10. Published 2022-12-16.

How severe is CVE-2022-20526?

Low severity. CVSS v3 base score is 3.3 out of 10.

Buffer overflow in Google Android

CVE-2022-20526

In CanvasContext::draw of CanvasContext.cpp, there is a possible out of bounds write due to a missing bounds check. 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-229742774

Vulnerability class: Buffer Overflow

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

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.001 (2.3th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 2nd percentile — 2.3% 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-787 — Out-of-bounds Write

References

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

Frequently asked questions

What is CVE-2022-20526?: CVE-2022-20526 is a low-severity vulnerability in Google Android, classified under Out-of-bounds Write. CVSS score: 3.3/10. Published 2022-12-16.
How severe is CVE-2022-20526?: Low severity. CVSS v3 base score is 3.3 out of 10.