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CVE-2026-42936

Quick assessment

Affected
SBI SECURITIES Co.,Ltd. HYPER SBI 2
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

SBI SECURITIES HYPER SBI 2是SBI SECURITIES公司的一款应用服务器软件。 SBI SECURITIES HYPER SBI 2 ver.3.20.0之前版本存在权限许可和访问控制问题漏洞，该漏洞源于不安全地加载动态链接库，可能导致攻击者在相同目录放置特制DLL时，以用户权限执行任意代码。

AI Predicted 7.8 Difficulty: Moderate EPSS 0.18% · P7

Possible ATT&CK Techniques 1 AI

T1218.001 · Compiled HTML File

Affected Version Matrix 1

VendorProduct Version RangeStatus
SBI SECURITIES Co.,Ltd. HYPER SBI 2 < ver.3.20.0 affected
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I. Basic Information for CVE-2026-42936

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source: CVE Program / CVE List V5
Vulnerability Type
对搜索路径元素未加控制
Source: CVE Program / CVE List V5
Vulnerability Title
SBI SECURITIES HYPER SBI 2 权限许可和访问控制问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SBI SECURITIES HYPER SBI 2是SBI SECURITIES公司的一款应用服务器软件。 SBI SECURITIES HYPER SBI 2 ver.3.20.0之前版本存在权限许可和访问控制问题漏洞，该漏洞源于不安全地加载动态链接库，可能导致攻击者在相同目录放置特制DLL时，以用户权限执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
SBI SECURITIES Co.,Ltd. HYPER SBI 2 0 ~ ver.3.20.0 -

II. Public POCs for CVE-2026-42936

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-42936

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Vendor Advisories for CVE-2026-42936 (1)

IV. Related Vulnerabilities

Same vendor: SBI SECURITIES Co.,Ltd.
Same weakness: CWE-427

V. Comments for CVE-2026-42936

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