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.

• blacksnufkin.github.iohttps://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609/
• blacksnufkin.github.iohttps://blacksnufkin.github.io/posts/Hunting-the-Hunter/
• crcert.or.krhttps://crcert.or.kr
• blacksnufkin.github.iohttps://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609/

No related CVEs by CWE or product.