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CVE-2025-66595

MEDIUMCVSS 5.4/10EPSS 0.10%

Last modified

CVE-2025-66595 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. 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. EPSS estimates a 0.10% chance of exploitation in the next 30 days.

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

Metrics

CVSS 3.1
5.4/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

CVSS 4.0
6.3/10

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/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

EPSS Probability
0.10%

0.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
YokogawaFast\/Tools>= r9.01, <= r10.04

References

Timeline

Published
Last Modified
Status
Analyzed

Frequently Asked Questions

What is CVE-2025-66595?
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
How severe is CVE-2025-66595?
CVE-2025-66595 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.10% probability of exploitation in the next 30 days.
How do I fix CVE-2025-66595?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST