CVE-2026-56437

HIGH

8.4

CVSS Score

Published: July 8, 2026 at 04:38 AM UTC

Updated: October 25, 2026 at 08:10 PM UTC

1 product affected across 1 vendorPupsman

Using Pupsman by Fuji Electric Co.,Ltd.?

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Severity

HIGH8.4

Exploit prediction

EPSS 0.2%

SSVC

No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Pupsman · Fujielectric

90%

v < 3.9.0

Affected range stops below 3.9.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

Source: cverecord

https://www.fujielectric.co.jp/products/power_supply/ups/product_detail/software_pupsman.html

Source: cverecord

https://jvn.jp/en/jp/JVN62347140/

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.4HIGHjpcert

Vector?

Quick Info

StatusDEFERRED

CWE

CWE-427

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