What is CVE-2026-20767?

CVE-2026-20767 is a high-severity vulnerability in Intel Quickassist_technology, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2026-05-12.

How severe is CVE-2026-20767?

High severity. CVSS v3 base score is 7.8 out of 10.

Improper input validation in Intel Quickassist_technology

CVE-2026-20767

Improper input validation for some Intel(R) QAT software drivers for Windows before version 1.13 within Ring 3: User Applications may allow an escalation of privilege. Unprivileged software adversary with an authenticated user combined wit…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.000 (6.4th 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

Intel Quickassist_technology
N/a Intel(r) Qat Software Drivers For Windows — versions before version 1.13

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

secure@intel.com (Vendor Advisory)

Frequently asked questions

What is CVE-2026-20767?: CVE-2026-20767 is a high-severity vulnerability in Intel Quickassist_technology, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2026-05-12.
How severe is CVE-2026-20767?: High severity. CVSS v3 base score is 7.8 out of 10.