CVE-2025-66604 LOW

CVE-2025-66604

Vendor Yokogawa Electric Corporation
Product FAST/TOOLS
Weakness CWE-319 · Cleartext transmission
Published February 9, 2026
Last update February 9, 2026

CVSS base score

2.1/10
Attack vector Network
Attack complexity High
Privileges required None
User interaction
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

What the vulnerability does

01Description

A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. The library version could be displayed on the web page. This information could be exploited by an attacker for other attacks. The affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04

Key dates

02Disclosure timeline

February 9, 2026 CVE published
February 9, 2026 Record updated