CVE-2026-32223

Windows USB Printing Stack (usbprint.sys) Elevation of Privilege Vulnerability

CVSS 6.8 MEDIUMEPSS 0.5%CWE-122

Vexday Risk Score

13Low

SSVC decision (CISA)

Track

No exploitation signal → monitor

CVSS 6.8EPSS 0.5%KEV nãoPoC —Nuclei —Metasploit —Patch referenciado

Lifecycle

14 Apr 2026Published on NVD

Recommendation: Monitor — no exploitation signal at the moment.

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

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

Affected products

Microsoft · Windows 11 Version 24H2 Microsoft · Windows 11 Version 25H2 Microsoft · Windows 11 version 26H1 Microsoft · Windows Server 2025 Microsoft · Windows Server 2025 (Server Core installation)

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-32223 https://www.vicarius.io/vsociety/posts/cve-2026-32223-detection-script-heap-based-buffer-overflow-in-windows-usb-print-driver https://www.vicarius.io/vsociety/posts/cve-2026-32223-mitigation-script-heap-based-buffer-overflow-in-windows-usb-print-driver