Vulnerability in Wellbia Xigncode3
CVE-2026-3609
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://…
EPSS: 0.000 (0.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Wellbia Xigncode3 — versions 10.0.10011.16384
- Wellbia Xigncode3 Anti-cheat — versions 10.0.10011.16384
Public proof-of-concept exploits
References
- cret@cert.org (Broken Link)
- cret@cert.org (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2026-3609?
- CVE-2026-3609 is a high-severity vulnerability in Wellbia Xigncode3, classified under CWE-269 IMPROPER PRIVILEGE MANAGEMENT. CVSS score: 7.8/10. Published 2026-05-11.
- How severe is CVE-2026-3609?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2026-3609 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.