CVE-2026-32195: Windows Kernel Elevation of Privilege Vulnerability

Overview

Severity

High (CVSS 7)

CVSS Vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Category

Elevation of Privilege

Exploit Status

Not Exploited

Exploitation Likelihood

Less Likely

Patch Tuesday

2026-Apr

Released

2026-04-14

Description

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

FAQ

According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability? Successful exploitation of this vulnerability requires an attacker to win a race condition.

Affected Products (2)

Windows

• Windows 11 Version 26H1 for ARM64-based Systems
• Windows 11 version 26H1 for x64-based Systems

Security Updates (1)

• 5083768

Acknowledgments

<a href="https://linkedin.com/in/jongseongkim">Jongseong Kim (nevul37), SEC-agent team</a>, <a href="https://linkedin.com/in/hwiwonlee">Hwiwon Lee (hwiwonl), SEC-agent team</a>, Gwanhyun Lee, Dongjun Kim, Anonymous, <a href="https://x.com/x0rb1ts">0rb1t</a> with <a href="http://www.0rb1t.top/">None</a>, <a href="https://github.com/qanux">Qanux</a> with None

Revision History

• 2026-04-14: Information published.