CVE-2026-15430

Summary

Improper access control in the IRP_MJ_WRITE command interface in Wellbia XIGNCODE3 xhunter2.sys, version 2026.6.1.192, allows a local, unprivileged attacker to achieve local privilege escalation to NT AUTHORITY\SYSTEM, extract credentials from PPL-protected lsass.exe, and terminate PPL-protected security processes.

Affected Software

Weaknesses

• CWE-284 Improper Access Control
• CWE-269 Improper Privilege Management
• CWE-732 Incorrect Permission Assignment for Critical Resource

ADP Enrichment

CISA ADP Vulnrichment

• SSVC:
• Exploitation: none
  • Automatable: no
  • Technical Impact: partial

References

• https://blacksnufkin.github.io/posts/Hunting-the-Hunter-II/

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