PT-2026-7052 · Yokogawa Electric · Unsvrn+5

Published 2026-02-09 · Updated 2026-03-05 · CVE-2025-66604

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions FAST/TOOLS versions R9.01 through R10.04

Description A flaw exists in FAST/TOOLS by Yokogawa Electric Corporation where the library version can be revealed on a web page. This disclosed information may be leveraged by attackers to facilitate further malicious activities. The affected packages are RVSVRN, UNSVRN, HMIWEB, FTEES, and HMIMOB.

Recommendations Update to a version later than R10.04.

Fix

Cleartext Transmission of Sensitive Information

Weakness Enumeration

CWE-319

Related Identifiers

BDU:2026-01848

CVE-2025-66604

Affected Products

Fast/Tools

Ftees

Hmimob

Hmiweb

Rvsvrn

Unsvrn

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2025-66604 · Security Note
• https://osv.dev/vulnerability/CVE-2025-66604 · Vendor Advisory
• https://web-material3.yokogawa.com/1/39206/files/YSAR-26-0001-E.pdf · Vendor Advisory
• https://bdu.fstec.ru/vul/2026-01848 · Security Note
• https://t.me/cveNotify/154310 · Telegram Post
• https://t.me/CVEtracker/44165 · Telegram Post