CVE-2026-83568

7.8High

Published 13 Oct 2026 · NVD status: Awaiting Analysis · AI triage by gemini-3.8-flash

7.8High

Attack vector: Local
Complexity: Low
Privileges needed: Low
User interaction: None
Impact: Full C/I/A compromise
Weakness: CWE-862

Impact

Local attackers with standard user access can gain SYSTEM privileges on affected Windows systems. They need an active local account or execution foothold on the host.

Root cause

Improper access control checks in Windows Kernel-Mode Drivers fail to restrict unauthorized operations.

Affected systems

Versions not listed — check the vendor advisory.

CVSS v3.1 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Fix & remediation

Install the Microsoft security update for this advisory via Windows Update or WSUS once released; no interim workarounds are documented.

shell

$ Get-WindowsUpdate -Install -AcceptAll

AI-suggested. Run it in staging first and check it against the vendor advisory. Why?

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NVD description

Improper access control in Windows Kernel-Mode Drivers allows an authorized attacker to elevate privileges locally.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83568

Source: nvd.nist.gov/vuln/detail/CVE-2026-83568