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

Metrics

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.

Exploitation none

Automatable no

Technical Impact total

Affected Vendors & Products

Vendors Products
Fujielectric
  • Pupsman

No data.

No data.

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

Fri, 10 Jul 2026 10:15:00 +0000

Type Values Removed Values Added
First Time appeared Fujielectric
Fujielectric pupsman
Vendors & Products Fujielectric
Fujielectric pupsman

Fri, 10 Jul 2026 01:15:00 +0000

Type Values Removed Values Added
Title Local Arbitrary Code Execution via Improper Permissions in Pupsman

Wed, 08 Jul 2026 21:00:00 +0000

Type Values Removed Values Added
Title Local Arbitrary Code Execution via Improper Permissions in Pupsman

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'}
cve-icon MITRE

Status: PUBLISHED

Assigner: jpcert

Published: 2026-07-08T04:38:14.053Z

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.