Medium severity · published Dec 26, 2025
CVE-2025-59888
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
6.7
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:L/I:L/A:H
Attack vector
Local
Complexity
High
Privileges
High
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 8% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UC
UPS Companion software · Eaton
before 3.0 · source: vendor
UC
Ups Companion · Eaton
before 3.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-59888
CVE.org
https://www.cve.org/CVERecord?id=CVE-2025-59888
Patch
https://www.eaton.com/content/dam/eaton/company/news-insights/cybersecurity/security-bulletins/etn-va-2025-1026.pdf
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