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Vulnerability · Published Feb 9, 2026 · Assigned by YokogawaGroup

CVE-2025-66607

Medium 6.3

In plain English

A medium-severity security flaw in FAST/TOOLS from Yokogawa Electric Corporation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 10% of all known vulnerabilities).

Severity (CVSS 4.0)6.3Medium
Exploit odds (30 days)0.2%top 90.0% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A vulnerability has been found in FAST/TOOLS provided by Yokogawa Electric Corporation. The response header contains an insecure setting. Users could be redirected to malicious sites by an attacker. The affected products and versions are as follows: FAST/TOOLS (Packages: RVSVRN, UNSVRN, HMIWEB, FTEES, HMIMOB) R9.01 to R10.04

Affected products (as reported)

VendorProductVersions
Yokogawa Electric Corporation FAST/TOOLS R9.01 – through R10.04

Weakness: CWE-358 · Vector: CVSS:4.0/AV:N/AC:H/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

References