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CVE-2026-15430

Quick assessment

Affected
Wellbia XIGNCODE3
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.

Wellbia xigncode3是韩国Wellbia公司的一款反作弊软件。 Wellbia xigncode3 2026.6.1.192版本存在安全漏洞，该漏洞源于IRP_MJ_WRITE命令接口的访问控制不当，可能导致本地低权限攻击者实现权限提升至NT AUTHORITY\SYSTEM，提取PPL保护的lsass.exe凭据，并终止PPL保护的安全进程。

AI Predicted 8.8 Difficulty: Easy EPSS 0.11% · P1

Affected Version Matrix 1

VendorProduct Version RangeStatus
Wellbia XIGNCODE3 2026.6.1.192 affected
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I. Basic Information for CVE-2026-15430

Vulnerability Information
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Vulnerability Title
CVE-2026-15430
Source: CVE Program / CVE List V5
Vulnerability Description
Improper access control in the IRP_MJ_WRITE command interface in Wellbia XIGNCODE3 xhunter2.sys, version 2026.6.1.192, allows a local, unprivileged attacker to achieve local privilege escalation to NT AUTHORITY\SYSTEM, extract credentials from PPL-protected lsass.exe, and terminate PPL-protected security processes.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Wellbia xigncode3 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Wellbia xigncode3是韩国Wellbia公司的一款反作弊软件。 Wellbia xigncode3 2026.6.1.192版本存在安全漏洞，该漏洞源于IRP_MJ_WRITE命令接口的访问控制不当，可能导致本地低权限攻击者实现权限提升至NT AUTHORITY\SYSTEM，提取PPL保护的lsass.exe凭据，并终止PPL保护的安全进程。
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
Wellbia XIGNCODE3 2026.6.1.192 -

II. Public POCs for CVE-2026-15430

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III. Intelligence Information for CVE-2026-15430

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Security Blog Posts for CVE-2026-15430 (1)

IV. Related Vulnerabilities

Same product: XIGNCODE3
Same vendor: Wellbia

V. Comments for CVE-2026-15430

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