CVE-2025-66596_CVE-2025-66596

6.9 / 10

MEDIUM

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

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

Basic Information

ID CVE-2025-66596

Source YokogawaGroup

Published Feb 9, 2026 at 03:35

Affected Product

Vendor Yokogawa Electric Corporation

Product FAST/TOOLS

Version R9.01

Affected Versions Yokogawa Electric Corporation FAST/TOOLS R9.01

CWE Classification

CWE-601

References

web-material3.yokogawa.com /1/39206/files/YSAR-26-0001-E.pdf

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    "published": "2026-02-09T03:35:28.896Z",
    "modified": "2026-02-09T03:35:28.896Z",
    "type": "cve",
    "title": "CVE-2025-66596",
    "source": "YokogawaGroup",
    "references": "https://web-material3.yokogawa.com/1/39206/files/YSAR-26-0001-E.pdf",
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        "vector": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:L/SA:N",
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    },
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        "privilegesRequired": "",
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        "cvssV3": {
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