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Vulnerability IntelligenceCVE-2025-66603

CVE-2025-66603

LOW2.1

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

Published Feb 9, 2026

Modified 3 weeks ago

Details

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

The web server accepts the OPTIONS method. An attacker could potentially use this information to carry out other attacks.

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

References

WEB

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

ADVISORY

https://www.cve.org/CVERecord?id=CVE-2025-66603

CVSS Analysis

CVSS v4.0

2.1

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

HighAC:H

Attack Requirements

NoneAT:N

Privileges Required

NonePR:N

User Interaction

ActiveUI:A

Vulnerable System

Vuln. Confidentiality

LowVC:L

Vuln. Integrity

NoneVI:N

Vuln. Availability

NoneVA:N

Subsequent System

Subseq. Confidentiality

NoneSC:N

Subseq. Integrity

NoneSI:N

Subseq. Availability

NoneSA:N

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

Weakness Type (CWE)

Other

CWE-358

Ecosystems

Timeline

PublishedFeb 9, 2026

ModifiedFeb 9, 2026

CVE-2025-66603 | Mondoo Vulnerability Intelligence