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OpenAdvisories
High · 7.1 CVE-2025-66598 EUVD-2025-207175GHSA-vwj8-79vf-v875

A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. This product supports old SSL/TLS versions, potenti…

Published Feb 9, 2026 · Updated Feb 9, 2026 · Assigned by YokogawaGroup

Vendor: Yokogawa Electric Product: FAST/TOOLS Category: ICS / OT

Description

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

This product supports
old SSL/TLS versions, potentially allowing an attacker to decrypt
communications with the web server.

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

Affected products

VendorProductAffectedFixed
Yokogawa Electric FAST/TOOLS R9.01 – ≤ R10.04 —

Advisories 1

References