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MSRC compact vulnerability detail

CVE-2026-32223 · Windows USB Printing Stack (usbprint.sys) Elevation of Privilege Vulnerability

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

Severity
Important
Impact
Elevation of Privilege
CVSS
6.8 base · 5.9 temporal
Release
2026-04-14
Signals
Windows USB Print Driver Elevation of Privilege Exploited: No Publicly disclosed: No Exploitability: Exploitation Less Likely
CWE
CWE-122: Heap-based Buffer Overflow
Patch Diff
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Resolved binary override
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Description
Heap-based buffer overflow in Windows USB Print Driver allows an unauthorized attacker to elevate privileges with a physical attack.
FAQ / Articles
Windows USB Print Driver Elevation of Privilege Vulnerability
Heap-based buffer overflow in Windows USB Print Driver allows an unauthorized attacker to elevate privileges with a physical attack.
FAQ
What privileges could be gained by an attacker who successfully exploited this vulnerability? An attacker who successfully exploited this vulnerability could gain SYSTEM privileges.