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ICSA-26-041-01  ·  Published 2026-02-10  ·  View on CISA ICS-CERT ↗

Yokogawa FAST/TOOLS

CVSS 8.2 HIGH

Risk Summary

Successful exploitation of these vulnerabilities could allow an attacker to redirected users to malicious sites, decrypt communications, perform a man-in-the-middle (MITM) attack, execute malicious scripts, steal files, and perform other various attacks.

Remediations

  • Yokogawa recommends users update to revision R10.04 and apply patch software (CS_e12787). After the patch is applied, users should apply R10.04 SP3.
  • Yokogawa strongly recommends that all users establish and maintain a comprehensive security program, not just for addressing the vulnerability identified in this YSAR. Security program components include patch updates, antivirus software, backup and recovery solutions, zoning, hardening, whitelisting, firewalls, and other related measures. Yokogawa can assist organizations in setting up and continuously maintaining a security program. As a starting point for developing the most effective risk mitigation plan, Yokogawa offers security risk assessment services.
  • For questions related to this report, please contact Yokogawa https://contact.yokogawa.com/cs/gw?c-id=000498.

Affected Vendors

Yokogawa

Affected Products (1)

Yokogawa · FAST/TOOLS >=R9.01|<=R10.04

Affected Sectors

Critical Manufacturing, Energy, Food and Agriculture

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