Disclosure summary
Improper authentication of library files in the Eaton UPS Companion software installer could lead to arbitrary code execution of an attacker with the access to the software package. This security issue has been fixed in the latest version of EUC which is available on the Eaton download center.
Source-reported weakness categories
CWE-427
Source-specific records & product guidance
Sources retain their own attribution and scoring. Follow the original record to confirm affected versions, fixed releases, and configuration conditions.
NIST National Vulnerability Database · NVD-CVE-2025-59887
Open original source · Updated Oct 07, 2026
Only CPE matches marked vulnerable=true are indexed. AND/OR platform conditions must be checked in the original NVD record.
| Vendor | Product / association | Version / bounds |
|---|---|---|
| eaton | ups_companion | * {"versionEndExcluding":"3.0"} |
Original records & references
- NIST NVD record
- CVE Program record
- www.eaton.com — Patch, Vendor Advisory
PUBLISHED 2025-12-26T02:15:45-05:00
MODIFIED 2026-10-07T09:10:00-04:00
INGESTED 2026-10-08T12:40:11-04:00