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

Detailed messages are displayed on the error
page. This information could be exploited by an attacker for other attacks.



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

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact Low

Vulnerable System Integrity Impact None

Vulnerable System Availability Impact None

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00055.

Exploitation none

Automatable yes

Technical Impact partial

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Yokogawa Electric Corporation FAST/TOOLS unknown
Version Status Constraints
R9.01 affected ≤ R10.04

Configuration 1 [-]

cpe:2.3:a:yokogawa:fast\/tools:*:*:*:*:*:*:*:*

No data.

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Vendors Products
Yokogawa Subscribe
Fast/tools Subscribe

Project Subscriptions

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Fast/tools Subscribe
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Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://web-material3.yokogawa.com/1/39206/files/YSAR-26-0001-E.pdf cve-icon cve-icon
History

Fri, 06 Mar 2026 20:30:00 +0000

Type Values Removed Values Added
First Time appeared Yokogawa fast\/tools
CPEs cpe:2.3:a:yokogawa:fast\/tools:*:*:*:*:*:*:*:*
Vendors & Products Yokogawa fast\/tools
Metrics cvssV3_1

{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}

Mon, 09 Feb 2026 20:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Mon, 09 Feb 2026 11:00:00 +0000

Type Values Removed Values Added
First Time appeared Yokogawa
Yokogawa fast/tools
Vendors & Products Yokogawa
Yokogawa fast/tools

Mon, 09 Feb 2026 04:30:00 +0000

Type Values Removed Values Added
Description A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. Detailed messages are displayed on the error page. This information could be exploited by an attacker for other attacks. The affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04
Weaknesses CWE-209
References
Metrics cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: YokogawaGroup

Published:

Updated: 2026-02-09T19:05:33.989Z

Reserved: 2025-12-05T05:04:18.581Z

Link: CVE-2025-66594

cve-icon Vulnrichment

Updated: 2026-02-09T19:04:03.764Z

cve-icon NVD

Status : Analyzed

Published: 2026-02-09T05:16:21.840

Modified: 2026-03-06T20:27:20.503

Link: CVE-2025-66594

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-02-09T10:39:27Z

Weaknesses