Windows Kernel Privilege Elevation through Local Buffer Overflow

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7.8

Windows Kernel Privilege Elevation through Local Buffer Overflow

CVE-2026-26180

Summary

A security flaw in the Windows Kernel allows a malicious program running on a local machine to potentially gain elevated access. This could lead to unauthorized changes to system settings or data. Update the Windows Kernel to the latest version to protect against this vulnerability.

Original title

Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.

Original description

Heap-based buffer overflow in Windows Kernel allows an authorized attacker to elevate privileges locally.

nvd CVSS3.1 7.8

Vulnerability type

CWE-122 Heap-based Buffer Overflow

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-26180

Published: 14 Apr 2026 · Updated: 14 Apr 2026 · First seen: 14 Apr 2026