Uncontrolled search path in Fuji Electric Pupsman
Priority LOW 38CWE-427Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Active
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Code execution
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- Fixed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-427.
Summary
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.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00181 7th percentileScored 2026-11-07
Fix Fixed Pupsman (Fuji Electric Co.,Ltd.): 3.9.0
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Fuji Electric | Pupsman | before 3.9.0 | 3.9.0 | Patch available | CNA |
- Pupsman VendorFuji Electric Affected before 3.9.0 Fixed in 3.9.0 Patch available CNA
Remediation
- Fix · CNA Pupsman (Fuji Electric Co.,Ltd.) Fixed in 3.9.0
Timeline
- 2026-10-02 Threatist record created from CVE-2026-56437
- 2026-10-03 Alias added: GHSA-jrgq-cr5h-83px
References
More Fuji Electric vulnerabilities
- TI-2019-13257 Heap-based buffer overflow in Fuji Electric V-Server 4.0.6 and prior CVSS 3.1CRITICAL 9.8
- TI-2018-10620 Out-of-bounds read in Fuji Electric FRENIC LOADER of FRENIC-Mini , FRENIC-Mini… CVSS 3.0CRITICAL 9.8
- TI-2018-10653 Stack-based buffer overflow in Fuji Electric V-Server CVSS 3.1CRITICAL 9.8
- TI-2018-10643 Heap-based buffer overflow in Fuji Electric V-Server CVSS 3.1CRITICAL 9.8
- TI-2018-03956 Stack-based buffer overflow in Fuji Electric V-Server VPR CVSS 3.1CRITICAL 9.8
- TI-2018-10649 Out-of-bounds read in Fuji Electric V-Server CVSS 3.0CRITICAL 9.8
Sources
- CVE-2026-56437 · CVE Program
- CVE-2026-56437 · NVD
- FIRST EPSS
- GHSA-jrgq-cr5h-83px · GitHub Advisory Database · CC BY 4.0
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