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CVE-2025-66595

MEDIUM
5.4
CVSS Score
Published: February 9, 2026 at 03:36 AM UTC
Updated: June 17, 2026 at 09:57 AM UTC
1 product affected across 1 vendorFAST/TOOLS

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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.1%
SSVC
No known exploit

Description

A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. This product is vulnerable to Cross-Site Request Forgery (CSRF). When a user accesses a link crafted by an attacker, the user’s account could be compromised. The affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

FAST/TOOLS· Yokogawa
95%
R9.01 ≤ v ≤ R10.04r9.01 ≤ v ≤ r10.04R9.01

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (1)

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

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.4MEDIUM[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusANALYZED
CWE
CWE-352

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