CVE-2026-32223 — Heap-based Buffer Overflow in Microsoft Windows 11 Version 24h2

CWE-122 — Heap-based Buffer Overflow5 documents5 sources
Severity
6.8MEDIUMNVD
EPSS
0.1%
top 81.95%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
Microsoft Windows 11 Version 24h2Microsoft Windows 11 Version 25h2Microsoft Windows 11 Version 26h1+1 more
Timeline
PublishedApr 14

Description

Heap-based buffer overflow in Windows USB Print Driver allows an unauthorized attacker to elevate privileges with a physical attack.

CVSS vector

CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitability: 0.9 | Impact: 5.9

Affected Packages4 packages

▶CVEListV5microsoft/windows_server_202510.0.26100.0 — 10.0.26100.32690
▶CVEListV5microsoft/windows_11_version_24h210.0.26100.0 — 10.0.26100.8246
▶CVEListV5microsoft/windows_11_version_25h210.0.26200.0 — 10.0.26200.8246
▶CVEListV5microsoft/windows_11_version_26h110.0.28000.0 — 10.0.28000.1836

🔴Vulnerability Details

3
CVEList
Windows USB Printing Stack (usbprint.sys) Elevation of Privilege Vulnerability↗2026-04-14
▶
VulDB
Microsoft Windows 11 24H2/11 25H2/11 26H1/Server 2025 USB Printing Stack usbprint.sys heap-based overflow↗2026-04-14
▶
GHSA
GHSA-gj4f-xcvc-q45w: Heap-based buffer overflow in Windows USB Print Driver allows an unauthorized attacker to elevate privileges with a physical attack↗2026-04-14
▶
CVE-2026-32223 — Heap-based Buffer Overflow | cvebase