What is GHSA-4gcg-jv45-v47x?

GHSA-4gcg-jv45-v47x is a security advisory published by GitHub Security Advisories with High severity. Wellbia's XIGNCODE3 xhunter1.sys kernel driver Privilege Escalation Vulnerability provides access...

Which CVE IDs does GHSA-4gcg-jv45-v47x cover?

GHSA-4gcg-jv45-v47x covers the following CVE IDs: CVE-2026-3609. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-4gcg-jv45-v47x?

GHSA-4gcg-jv45-v47x has a CVSS v3 base score of 7.8, published by GitHub Security Advisories.

GHSA-4gcg-jv45-v47xHighCVSS 7.8

Wellbia's XIGNCODE3 xhunter1.sys kernel driver Privilege Escalation Vulnerability provides access...

Vendor

GitHub Security Advisories

Published

May 11, 2026

Last Modified

August 5, 2026

🔗 CVE IDs covered (1)

CVE-2026-3609 →

📋 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)

🔗 References (5)

https://nvd.nist.gov/vuln/detail/CVE-2026-3609
https://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609
https://crcert.or.kr
https://blacksnufkin.github.io/posts/Hunting-the-Hunter
https://github.com/advisories/GHSA-4gcg-jv45-v47x