What is CVE-2021-45449?

CVE-2021-45449 is a medium-severity vulnerability in Docker Desktop, classified under Insertion of Sensitive Information into Log File. CVSS score: 5.5/10. Published 2022-01-12.

How severe is CVE-2021-45449?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Information disclosure in Docker Desktop

CVE-2021-45449

Docker Desktop version 4.3.0 and 4.3.1 has a bug that may log sensitive information (access token or password) on the user's machine during login. This only affects users if they are on Docker Desktop 4.3.0, 4.3.1 and the user has logged in while on 4.3.0, 4.3.1. Gaining access to this data would require having access to the user’s local files.

Published 2022-01-12 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (35.6th percentile), scored 2026-10-19.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 35.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Docker Desktop — versions 4.3.0, 4.3.1

Weakness classification (CWE)

CWE-532 — Insertion of Sensitive Information into Log File

References

docs.docker.com/desktop/windows/release-notes/ (Release Notes, Vendor Advisory)

Frequently asked questions

What is CVE-2021-45449?: CVE-2021-45449 is a medium-severity vulnerability in Docker Desktop, classified under Insertion of Sensitive Information into Log File. CVSS score: 5.5/10. Published 2022-01-12.
How severe is CVE-2021-45449?: Medium severity. CVSS v3 base score is 5.5 out of 10.