Advisory Details

March 10th, 2026

Microsoft Windows NDIS Driver Use-After-Free Local Privilege Escalation Vulnerability

ZDI-26-184
ZDI-CAN-28381

CVE ID CVE-2026-24289
CVSS SCORE 7.8, AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H
AFFECTED VENDORS Microsoft
AFFECTED PRODUCTS Windows
VULNERABILITY DETAILS

This vulnerability allows local attackers to escalate privileges on affected installations of Microsoft Windows. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability.

The specific flaw exists within the ndis.sys driver. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the kernel.

ADDITIONAL DETAILS Microsoft has issued an update to correct this vulnerability. More details can be found at:
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-24289
DISCLOSURE TIMELINE
  • 2025-12-05 - Vulnerability reported to vendor
  • 2026-03-10 - Coordinated public release of advisory
  • 2026-03-10 - Advisory Updated
CREDIT Anonymous
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