CVE-2025-66604: Yokogawa Fast/tools

Medium severity, CVSS 5.3. EPSS: 0.1% chance of exploitation in the next 30 days.

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

Affected products

• Yokogawa Fast/tools: from r9.01, up to and including r10.04

Published 2026-02-09. Last modified 2026-06-17.