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CVE-2025-66601

Published: Feb 9, 2026Updated: Mar 5, 2026 Sources: CVE List NVD BDU csafCWE-358
NVD MITRE
6.1CVSSMEDIUM
EPSS Score
0.2%
Top 95.2%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. This product does not specify MIME types. When an attacker performs a content sniffing attack, malicious scripts could be executed. The affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:CC:LI:LA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:CScope
Changed
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:NAvailability
None
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Weaknesses

CWE-358

Affected Products

fast\/toolsyokogawaICS / OT / IoT
FAST/TOOLSYokogawa Electric CorporationICS / OT / IoT
yokogawacommercialJPICS / OT / IoTaka yokogawa electric corporation
yokogawa electric corporationcommercialJPICS / OT / IoTaka yokogawa

Exploitability

Official Patch Available

References

https://web-material3.yokogawa.com/1/39206/files/YSAR-26-0001-E.pdf
web-material3.yokogawa.com
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/OT/white/2026/icsa-26-041-01.json
raw.githubusercontent.com
https://www.cisa.gov/news-events/ics-advisories/icsa-26-041-01
cisa.gov
and 54 more references View all →

Timeline

Published
Feb 9, 2026
Last Updated
Mar 5, 2026

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