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Critical severity9.8NVD Advisory· Published Feb 9, 2026· Updated Jun 17, 2026

CVE-2025-66603

CVE-2025-66603

Description

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

The web server accepts the OPTIONS method. An attacker could potentially use this information to carry out other attacks.

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

Affected products

3

Yokogawa/Fast\/tools3 versions
cpe:2.3:a:yokogawa:fast\/tools:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:yokogawa:fast\/tools:*:*:*:*:*:*:*:*range: >=r9.01,<=r10.04
- (no CPE)range: R9.01 to R10.04
- (no CPE)range: R9.01

Patches

Vulnerability mechanics

References

1

web-material3.yokogawa.com/1/39206/files/YSAR-26-0001-E.pdfnvdVendor Advisory

News mentions

0

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