Fuji Electric Pupsman up to 3.8.x DLL File uncontrolled search path

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.7$0-$5k0.59+

Summaryinfo

A vulnerability described as critical has been identified in Fuji Electric Pupsman up to 3.8.x. This affects an unknown function of the component DLL File Handler. Executing a manipulation can lead to uncontrolled search path. This vulnerability is registered as CVE-2026-56437. The attack needs to be launched locally. No exploit is available.

Detailsinfo

A vulnerability has been found in Fuji Electric Pupsman up to 3.8.x and classified as critical. This vulnerability affects an unknown code block of the component DLL File Handler. The manipulation with an unknown input leads to a uncontrolled search path vulnerability. The CWE definition for the vulnerability is CWE-427. The product uses a fixed or controlled search path to find resources, but one or more locations in that path can be under the control of unintended actors. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

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.

The advisory is shared for download at fujielectric.co.jp. This vulnerability was named CVE-2026-56437 since 06/29/2026. The exploitation appears to be difficult. The attack needs to be approached locally. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1574.

Upgrading to version 3.9.0 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.0
VulDB Temp Score: 6.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Uncontrolled search path
CWE: CWE-427 / CWE-426
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Upgrade: Pupsman 3.9.0

Timelineinfo

06/29/2026 CVE reserved
07/08/2026 +9 days Advisory disclosed
07/08/2026 +0 days VulDB entry created
07/08/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: fujielectric.co.jp
Status: Confirmed

CVE: CVE-2026-56437 (🔒)
GCVE (CVE): GCVE-0-2026-56437
GCVE (VulDB): GCVE-100-376780

Entryinfo

Created: 07/08/2026 08:22
Changes: 07/08/2026 08:22 (53)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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