CVE-2025-66596

MEDIUM

6.1

Description

A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. This product does not properly validate request headers. When an attacker inserts an invalid host header, users could be redirected to malicious sites. The affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04

CVE Details

CVSS v3.1 Score6.1

SeverityMEDIUM

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionREQUIRED

Published2/9/2026

Last Modified3/6/2026

Sourcenvd

Honeypot Sightings0

Affected Products

yokogawa:fast\/tools

Weaknesses (CWE)

CWE-601

References

https://web-material3.yokogawa.com/1/39206/files/YSAR-26-0001-E.pdf(7168b535-132a-4efe-a076-338f829b2eb9)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.