Published:2026/01/13  Last Updated:2026/01/13

JVN#48187396
Multiple vulnerabilities in EATON UPS Companion

Overview

EATON UPS Companion provided by Eaton contains multiple vulnerabilities.

Products Affected

  • EATON UPS Companion versions prior to 3.0

Description

EATON UPS Companion provided by Eaton contains multiple vulnerabilities listed below.

Impact

  • Arbitrary code may be executed with the privilege of the user invoking the installer (CVE-2025-59887)
  • A user with write privileges on the root directory of the system drive may execute arbitrary code with SYSTEM privilege (CVE-2025-59888)

Solution

Update the Software
Update the software to the latest version according to the information provided by the developer.
For more information, refer to the information provided by the developer.

Vendor Status

Vendor Link
Eaton ETN-VA-2025-1026: Multiple security issues in Eaton UPS Companion software

References

  1. Japan Vulnerability Notes JVNTA#91240916
    Insecure DLL Loading and Command Execution Issues on Many Windows Application Programs

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Credit

Kazuma Matsumoto of GMO Cybersecurity by IERAE, Inc. reported these vulnerabilities to the developer and IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Alert
JPCERT Reports
CERT Advisory
CPNI Advisory
TRnotes
CVE
JVN iPedia JVNDB-2026-000005