CVE-2026-3609— XIGNCODE3 xhunter1.sys kernel driver contains a Privilege Escalation Vulnerability
In-the-Wild Activity Observed github_trending · high
Possible ATT&CK Techniques 1AI
T1068 · Exploitation for Privilege EscalationAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Wellbia | XIGNCODE3 Anti-Cheat | 10.0.10011.16384 | affected |
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I. Basic Information for CVE-2026-3609
Vulnerability Information
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Vulnerability Title
XIGNCODE3 xhunter1.sys kernel driver contains a Privilege Escalation Vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Wellbia's XIGNCODE3 xhunter1.sys kernel driver Privilege Escalation Vulnerability provides access to IRP_MJ_REITS command interface, which allows any user process to request a PROCESS_ALL_ACCESS. Cross reference to KVE 2023-5589 (https://krcert.or.kr)
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Wellbia XIGNCODE3 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Wellbia XIGNCODE3是韩国Wellbia公司的一款用于在线游戏安全防护的客户端反作弊解决方案。 Wellbia XIGNCODE3存在安全漏洞，该漏洞源于提供对IRP_MJ_REITS命令接口的访问，允许任何用户进程请求PROCESS_ALL_ACCESS权限，可能导致权限提升。
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 Anti-Cheat | 10.0.10011.16384 | - |
II. Public POCs for CVE-2026-3609
| # | POC Description | Source Link | Shenlong Link |
|---|
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Security Blog Posts for CVE-2026-3609 (1)
Other References for CVE-2026-3609 (1)
V. Comments for CVE-2026-3609
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