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    CVE-2026-3609

    Wellbia's XIGNCODE3 xhunter1.sys kernel driver, version 10.0.10011.16384 through 2023.12.7.78, privilege escalation vulnerability provides access to the IRP_MJ_WRITE command interface, which allows any user process to request a PROCESS_ALL_ACCESS. Note: KVE 2023-5589 (https://krcert.or.kr) was initially issued for version 10.0.10011.16384, but the vulnerability was not fully remediated and remains in version 2023.12.7.78.

    Published:May 11, 2026
    Last Modified:Aug 5, 2026
    EPS:May 11, 2026
    EPSS Score:0.00176
    CVSS Score:5.3

    Affected Products

    Vendor
    Wellbia
    Product
    Xigncode3
    Vendor
    Wellbia
    Product
    Xigncode3 Anti-cheat

    Exploits

    https://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609/https://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609/https://github.com/BlackSnufkin/BYOVDhttps://github.com/BlackSnufkin/CredsHunter

    Common Weakness Enumeration

    CWE-284 Improper Access Control

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High