What is CVE-2026-32195?

CVE-2026-32195 is a high-severity vulnerability in Microsoft Windows 11 Version 26h1, classified under Stack-based Buffer Overflow. CVSS score: 7.0/10. Published 2026-04-14.

How severe is CVE-2026-32195?

High severity. CVSS v3 base score is 7.0 out of 10.

Buffer overflow in Microsoft Windows 11 Version 26h1

CVE-2026-32195

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

Vulnerability class: Buffer Overflow

EPSS: 0.001 (16.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.0 (High). 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.

Affected products

Microsoft Windows 11 Version 26h1 — versions 10.0.28000.0

Weakness classification (CWE)

CWE-121 — Stack-based Buffer Overflow

References

Windows Kernel Elevation of Privilege Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2026-32195?: CVE-2026-32195 is a high-severity vulnerability in Microsoft Windows 11 Version 26h1, classified under Stack-based Buffer Overflow. CVSS score: 7.0/10. Published 2026-04-14.
How severe is CVE-2026-32195?: High severity. CVSS v3 base score is 7.0 out of 10.