CVE-2026-3609

EUVD-2026-29110
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)
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 7%
Affected Products (NVD)
VendorProductVersion
wellbiaxigncode3
10.0.10011.16384
𝑥
= Vulnerable software versions
References
https://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609/
https://crcert.or.kr
https://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609/