Eaton UPS Companion Software up to 2.x unquoted search path

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Eaton UPS Companion Software up to 2.x. This vulnerability affects unknown code. Performing a manipulation results in unquoted search path. This vulnerability is identified as CVE-2025-59888. The attack is only possible with local access. There is not any exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Eaton UPS Companion Software up to 2.x. It has been classified as critical. This affects an unknown functionality. The manipulation with an unknown input leads to a unquoted search path vulnerability. CWE is classifying the issue as CWE-428. The product uses a search path that contains an unquoted element, in which the element contains whitespace or other separators. This can cause the product to access resources in a parent path. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

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.

It is possible to read the advisory at eaton.com. This vulnerability is uniquely identified as CVE-2025-59888 since 09/23/2025. The exploitability is told to be difficult. Attacking locally is a requirement. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1574.009 according to MITRE ATT&CK.

Upgrading to version 3.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at EUVD (EUVD-2025-205428) and CERT Bund (WID-SEC-2025-2926). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

  • Eaton UPS

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.0
VulDB Temp Score: 6.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 6.7
CNA Vector (Eaton): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Unquoted search path
CWE: CWE-428 / CWE-426
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: UPS Companion Software 3.0

Timelineinfo

09/23/2025 CVE reserved
12/26/2025 +94 days Advisory disclosed
12/26/2025 +0 days VulDB entry created
01/08/2026 +13 days VulDB entry last update

Sourcesinfo

Advisory: eaton.com
Status: Confirmed

CVE: CVE-2025-59888 (🔒)
GCVE (CVE): GCVE-0-2025-59888
GCVE (VulDB): GCVE-100-338451
EUVD: 🔒
CERT Bund: WID-SEC-2025-2926 - Eaton UPS Companion Software: Mehrere Schwachstellen ermöglichen Codeausführung

Entryinfo

Created: 12/26/2025 08:49
Updated: 01/08/2026 06:47
Changes: 12/26/2025 08:49 (63), 12/26/2025 10:25 (1), 01/03/2026 11:09 (7), 01/08/2026 06:47 (4)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Discussion

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