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CVE-2025-59887

Quick assessment

Affected
Eaton Eaton UPS Companion Software
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Eaton UPS Companion是美国伊顿（Eaton）公司的一款电源管理软件。 Eaton UPS Companion存在安全漏洞，该漏洞源于库文件身份验证不当，可能导致具有软件包访问权限的攻击者执行任意代码。

CVSS 8.6 · High EPSS 0.27% · P18
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I. Basic Information for CVE-2025-59887

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
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: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
对搜索路径元素未加控制
Source: CVE Program / CVE List V5
Vulnerability Title
Eaton UPS Companion 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Eaton UPS Companion是美国伊顿（Eaton）公司的一款电源管理软件。 Eaton UPS Companion存在安全漏洞，该漏洞源于库文件身份验证不当，可能导致具有软件包访问权限的攻击者执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
Eaton Eaton UPS Companion Software 0 ~ 3.0 -

II. Public POCs for CVE-2025-59887

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III. Intelligence Information for CVE-2025-59887

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Other References for CVE-2025-59887 (1)

Same Patch Batch · Eaton · 2025-12-26 · 3 CVEs total

CVE-2025-67450 7.8 HIGH Eaton UPS Companion 安全漏洞
CVE-2025-59888 6.7 MEDIUM Eaton UPS Companion 安全漏洞

IV. Related Vulnerabilities

Same vendor: Eaton
Same weakness: CWE-427

V. Comments for CVE-2025-59887

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