How severe is CVE-2021-45449?

CVE-2021-45449 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2021-45449 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-45449?

CVE-2021-45449 primarily affects Docker Docker Desktop. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-45449?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-45449 published?

CVE-2021-45449 was published on 2022-01-12 and last updated on 2026-06-17.

CVE-2021-45449

CVE-2021-45449 is a medium-severity vulnerability in Docker Docker Desktop with a CVSS 3.x base score of 5.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-532.

Key facts

Severity: Medium (CVSS 3.x base score 5.5)
CVSS v2: 2.1
EPSS exploit prediction: 0% (33rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-532
Affected product: Docker Docker Desktop
Published: 2022-01-12
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is 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.
How severe is CVE-2021-45449?: CVE-2021-45449 has a CVSS 3.x base score of 5.5, rated medium severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2021-45449 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (33rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-45449?: CVE-2021-45449 primarily affects Docker Docker Desktop. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-45449?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-45449 published?: CVE-2021-45449 was published on 2022-01-12 and last updated on 2026-06-17.

References

https://docs.docker.com/desktop/windows/release-notes/

Affected products (2)

cpe:2.3:a:docker:docker_desktop:4.3.0:*:*:*:*:*:*:*
cpe:2.3:a:docker:docker_desktop:4.3.1:*:*:*:*:*:*:*

More vulnerabilities in Docker Docker Desktop

CVE-2026-6406 — High (CVSS 8.8): The Docker CLI --use-api-socket flag bypasses Enhanced Container Isolation (ECI) restrictions in Docker Desktop. When…
CVE-2021-44719 — High (CVSS 8.4): Docker Desktop 4.3.0 has Incorrect Access Control.
CVE-2026-5843 — High (CVSS 8.2): The MLX inference backend in Docker Model Runner on macOS uses the MLX-LM library, which unconditionally imports and…
CVE-2026-5817 — High (CVSS 8.2): The vllm-metal inference backend in Docker Model Runner on macOS unconditionally sets trust_remote_code=True when…
CVE-2023-5166 — High (CVSS 8.0): Docker Desktop before 4.23.0 allows Access Token theft via a crafted extension icon URL. This issue affects Docker…
CVE-2023-0626 — High (CVSS 8.0): Docker Desktop before 4.12.0 is vulnerable to RCE via query parameters in message-box route. This issue affects Docker…

All CVEs affecting Docker Docker Desktop →

Other CWE-532 (Insertion of Sensitive Information into Log File) vulnerabilities

CVE-2022-36407 — Critical (CVSS 9.9): Insertion of Sensitive Information into Log File vulnerability in Hitachi Virtual Storage Platform, Hitachi Virtual…
CVE-2023-40029 — Critical (CVSS 9.9): Argo CD is a declarative continuous deployment for Kubernetes. Argo CD Cluster secrets might be managed declaratively…
CVE-2021-32724 — Critical (CVSS 9.9): check-spelling is a github action which provides CI spell checking. In affected versions and for a repository with the…
CVE-2026-49200 — Critical (CVSS 9.8): The acer_cgi.log file in the device firmware is accessible without authentication via the web interface. This file…
CVE-2026-22778 — Critical (CVSS 9.8): vLLM is an inference and serving engine for large language models (LLMs). From 0.8.3 to before 0.14.1, when an invalid…
CVE-2025-11008 — Critical (CVSS 9.8): The CE21 Suite plugin for WordPress is vulnerable to Sensitive Information Exposure in all versions up to, and…

Browse all CWE-532 (Insertion of Sensitive Information into Log File) vulnerabilities →