8.4
HIGH CVSS 4.0
CVE-2026-42936
HYPER SBI DLL Hijacking Vulnerability
Description

The installer of HYPER SBI 2 insecurely loads Dynamic Link Libraries. If there is a crafted DLL at the same directory when invoking the affected installer, arbitrary code may be executed with the privilege of the user invoking the installer.

INFO

Published Date :

July 15, 2026, 6:16 a.m.

Last Modified :

July 15, 2026, 6:16 a.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-42936 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.0 HIGH ede6fdc4-6654-4307-a26d-3331c018e2ce
CVSS 3.0 HIGH [email protected]
CVSS 4.0 HIGH ede6fdc4-6654-4307-a26d-3331c018e2ce
CVSS 4.0 HIGH [email protected]
Solution
Ensure the application is installed with proper permissions and validate DLL loading.
  • Install the application with elevated privileges.
  • Remove or restrict access to the installation directory.
  • Ensure only trusted DLLs are present in the directory.
  • Apply vendor patches when available.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-42936.

URL Resource
https://jvn.jp/en/jp/JVN59875262/
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-42936 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-42936 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-42936 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-42936 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Jul. 15, 2026

    Action Type Old Value New Value
    Added Affected [{'vendor': 'SBI SECURITIES Co.,Ltd.', 'product': 'HYPER SBI 2', 'versions': [{'status': 'affected', 'version': '0', 'lessThan': 'ver.3.20.0', 'versionType': 'semver'}], 'defaultStatus': 'affected'}]
    Added Description The installer of HYPER SBI 2 insecurely loads Dynamic Link Libraries. If there is a crafted DLL at the same directory when invoking the affected installer, arbitrary code may be executed with the privilege of the user invoking the installer.
    Added CVSS V4.0 AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
    Added CVSS V3 AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Added CWE CWE-427
    Added Reference https://jvn.jp/en/jp/JVN59875262/
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.