CVE-2025-66603

published 2026-02-09

CVE-2025-66603: A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. The web server accepts the OPTIONS method. An attacker could…

Priority P3 56 critical 9.8 CVSS 3.1

AV N AC L PR N UI N S U C H I H A H

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

Affected

2 ranges

Vendor	Product	Version range	Fixed in
yokogawa	fast_tools	r9.01 – r10.04	—
yokogawa_electric_corporation	fast_tools	R9.01 – R10.04	—

CVSS provenance

nvd v3.1 9.8 CRITICAL CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

nvd v4.0 2.1 LOW 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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

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