Insecure DLL Loading in HYPER SBI 2 by Vendor
CVE-2026-42936

8.4HIGH

Key Information:

Vendor

Sbi Securities Co.,ltd.

Status
Hyper Sbi 2
Vendor
CVE Published:
15 July 2026

What is CVE-2026-42936?

The HYPER SBI 2 installer is susceptible to insecure loading of Dynamic Link Libraries (DLLs). When executed from a directory containing a maliciously crafted DLL, the installer can inadvertently execute arbitrary code, utilizing the permissions of the user running the installer. This vulnerability poses a significant risk, as it opens pathways for attackers to exploit the application through well-crafted DLLs, leading to unauthorized actions and potential system compromise.

Affected Version(s)

HYPER SBI 2 0

References

https://jvn.jp/en/jp/JVN59875262/

CVSS V4

Score:
8.4
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
Unknown

CVSS V3.0

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.