Incorrect default permissions issue exists in Pupsman versions prior to 3.9.0. An attacker can place a malicious executable in the installation folder, which results in arbitrary code execution with SYSTEM privilege

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

No CVSS v3.1

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.0011.

Exploitation none

Automatable no

Technical Impact total

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions
Fuji Electric Co.,Ltd. Pupsman affected
Version Status Constraints
prior to 3.9.0 affected —

No data.

No data.

No data.

Project Subscriptions

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://jvn.jp/en/jp/JVN62347140/ cve-icon
https://www.fujielectric.co.jp/products/power_supply/ups/product_detail/software_pupsman.html cve-icon
History

Wed, 08 Jul 2026 14:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Wed, 08 Jul 2026 05:45:00 +0000

Type Values Removed Values Added
Description Incorrect default permissions issue exists in Pupsman versions prior to 3.9.0. An attacker can place a malicious executable in the installation folder, which results in arbitrary code execution with SYSTEM privilege
Weaknesses CWE-276
References
Metrics cvssV3_0

{'score': 7.8, 'vector': 'CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 8.5, 'vector': 'CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published:

Updated: 2026-07-08T12:57:19.539Z

Reserved: 2026-06-28T23:50:03.923Z

Link: CVE-2026-57895

cve-icon Vulnrichment

Updated: 2026-07-08T12:57:05.618Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses