A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation.

This product does not
properly encode URLs. An attacker could tamper with web pages or execute
malicious scripts.

The
affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to
R10.04

Published: 2026-02-09

CVSS: 9.6

CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Download CVE-2025-66606 POC (Proof-of-Concept) here:

Tip: Download official Tor Browser at https://www.torproject.org/download/ to access .onion links.

Check our portfolio:

https://dnacompany.com/poc-216-cve-2026-2220/

https://dnacompany.com/poc-160-cve-2026-2083/

https://dnacompany.com/poc-820-cve-2026-26709/