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CVE-2026-56437

Quick assessment

Affected
Fuji Electric Co.,Ltd. Pupsman
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.

Fuji Electric Pupsman是日本Fuji Electric公司的一款专用于管理其旗下Mini-UPS（如GX系列等）的免费软件，主要作为守护进程在Linux系统上运行，提供UPS状态监控、停电时自动关机、日志记录及邮件通知等高级电源管理功能。 Fuji Electric Pupsman 3.9.0之前版本存在权限许可和访问控制问题漏洞，该漏洞源于搜索路径元素未受控问题，可能导致特制DLL文件放置在受影响安装程序的同一文件夹中并执行时，以SYSTEM权限执行任意代码。

AI Predicted 8.8 Difficulty: Moderate EPSS 0.18% · P7

Affected Version Matrix 1

VendorProduct Version RangeStatus
Fuji Electric Co.,Ltd. Pupsman prior to 3.9.0 affected
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I. Basic Information for CVE-2026-56437

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Uncontrolled search path element issue exists in Pupsman versions prior to 3.9.0. If a crafted DLL file is placed in the same folder as the affected installer and the installer is executed, arbitrary code may be executed with SYSTEM privilege.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
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
Fuji Electric Pupsman 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Fuji Electric Pupsman是日本Fuji Electric公司的一款专用于管理其旗下Mini-UPS（如GX系列等）的免费软件，主要作为守护进程在Linux系统上运行，提供UPS状态监控、停电时自动关机、日志记录及邮件通知等高级电源管理功能。 Fuji Electric Pupsman 3.9.0之前版本存在权限许可和访问控制问题漏洞，该漏洞源于搜索路径元素未受控问题，可能导致特制DLL文件放置在受影响安装程序的同一文件夹中并执行时，以SYSTEM权限执行任意代码。
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
Fuji Electric Co.,Ltd. Pupsman prior to 3.9.0 -

II. Public POCs for CVE-2026-56437

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-56437

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Vendor Advisories for CVE-2026-56437 (1)

Vendor Pages for CVE-2026-56437 (1)

IV. Related Vulnerabilities

Same product: Pupsman
Same vendor: Fuji Electric Co.,Ltd.
Same weakness: CWE-427

V. Comments for CVE-2026-56437

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