CVE-2026-3609
XIGNCODE3 xhunter1.sys kernel driver contains a Privilege Escalation Vulnerability
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)
INFO
Published Date :
May 11, 2026, 6:16 p.m.
Last Modified :
May 13, 2026, 2:17 p.m.
Remotely Exploit :
No
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 3.1 | MEDIUM | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update the XIGNCODE3 xhunter1.sys kernel driver.
- Restrict access to the IRP_MJ_REITS command interface.
- Apply vendor-provided patches or security updates.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-3609.
| URL | Resource |
|---|---|
| https://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609/ | Exploit Third Party Advisory |
| https://crcert.or.kr | Broken Link |
| https://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609/ | Exploit Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-3609 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-3609
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-3609 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-3609 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
May. 13, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L Added Reference https://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609/ -
Initial Analysis by [email protected]
May. 13, 2026
Action Type Old Value New Value Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H Added CWE NVD-CWE-noinfo Added CPE Configuration OR *cpe:2.3:a:wellbia:xigncode3:10.0.10011.16384:*:*:*:*:*:*:* Added Reference Type CERT/CC: https://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609/ Types: Exploit, Third Party Advisory Added Reference Type CERT/CC: https://crcert.or.kr Types: Broken Link -
New CVE Received by [email protected]
May. 11, 2026
Action Type Old Value New Value Added 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) Added Reference https://blacksnufkin.github.io/posts/AntiCheat-LPE-CVE-2026-3609/ Added Reference https://crcert.or.kr