CVE-2025-59888 Path traversal in UPS Companion software
An attacker with file system access can execute arbitrary code due to improper quotation in search paths within the Eaton UPS Companion software installer.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-59888?
CVE-2025-59888 is a medium-severity path traversal vulnerability in Eaton UPS Companion software, published on 26 Dec 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Improper quotation in search paths in the Eaton UPS Companion software installer could lead to arbitrary code execution of an attacker with the access to the
file system. This security issue has been fixed in the latest version of EUC which is available on the Eaton download center.
Weakness: CWE-428
Which versions are affected by CVE-2025-59888?
It affects 1 product.
Products include Eaton Ups Companion.
How do I fix CVE-2025-59888?
No fix has been published for CVE-2025-59888 yet. Limit exposure of the affected software until one is available.
Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.
Is CVE-2025-59888 being exploited?
There is no known exploitation of CVE-2025-59888 in the wild and no public exploit code.
Other vulnerabilities in Eaton UPS Companion software
Sources
Also known as GHSA-c447-7qcm-fmv2.