XIGNCODE3 xhunter1.sys kernel driver contains a Privilege Escalation Vulnerability

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Summary

CVECVE-2026-3609
StatePUBLISHED
Assignercertcc
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-05-11 18:16:33 UTC
Updated2026-05-12 14:15:46 UTC
DescriptionWellbia'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)

Risk And Classification

Problem Types: CWE-269 Improper Privilege Management | CWE-732 Incorrect Permission Assignment for Critical Resource | CWE-284 Improper Access Control | CWE-266 Incorrect Privilege Assignment

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Wellbia XIGNCODE3 Anti-Cheat affected 10.0.10011.16384 Not specified

References

ReferenceSourceLinkTags
crcert.or.kr [email protected] crcert.or.kr
blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609 [email protected] blacksnufkin.github.io
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