CVE-2025-66608: Yokogawa Fast/tools

High severity, CVSS 7.5. EPSS: 0.5% chance of exploitation in the next 30 days.

A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. This product does not properly validate URLs. An attacker could send specially crafted requests to steal files from 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

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

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