CVE-2025-66602CRITICAL 9.8EPSS p21.6%

CVE-2025-66602CVE-2025-66602

Description

A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. The web server accepts access by IP address. When a worm that randomly searches for IP addresses intrudes into the network, it could potentially be attacked by the worm. The affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04

Scoring

CVSS 3.19.8 (CRITICAL)
VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS0.30% probability of exploitation · percentile 21.6% · 2026-06-19T12:03:05Z
Published2026-02-09
Last modified2026-03-05

Underlying weaknesses· 1

CWE-291

References

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

1

TypeTargetConfidenceTier
WeaknessReliance on IP Address for Authenticationcwe-2910%live

Related by meaning· 6

Nearest entities by semantic similarity across the cs-graph corpus.

CVE
CVE-2025-66603
CVE
CVE-2025-66606
CVE
CVE-2025-1924
CVE
CVE-2025-61934
CVE
CVE-2025-6627
CVE
CVE-2025-46412
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.