Escalation of Privilege Vulnerability in Intel QAT Software Drivers for Windows

CVE-2026-20767

What is CVE-2026-20767?

An improper input validation vulnerability exists in Intel QAT software drivers for Windows prior to version 1.13. This flaw may enable an authenticated adversary, with local access and without the need for special internal knowledge, to escalate privileges. Although the attack requires user authentication, it is characterized by low complexity, making it accessible for exploitation. The implications of this vulnerability can severely affect the confidentiality, integrity, and availability of the impacted system.

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