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CVE record · CVE-2026-54996

Windows USB Print Driver Elevation of Privilege Vulnerability

CVSS 7.0 HighEPSS 0.0020 · 10th percentile

Published by the CVE Program (CNA: microsoft) at 14 Jul 2026, 17:04 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
VendorProductVersions
Microsoft Windows 11 Version 24H2
  • affected 10.0.26100.0 to before 10.0.26100.8875 custom
Microsoft Windows 11 Version 25H2
  • affected 10.0.26200.0 to before 10.0.26200.8875 custom
Microsoft Windows 11 version 26H1
  • affected 10.0.28000.0 to before 10.0.28000.2525 custom
Microsoft Windows Server 2025
  • affected 10.0.26100.0 to before 10.0.26100.33158 custom
Microsoft Windows Server 2025 (Server Core installation)
  • affected 10.0.26100.0 to before 10.0.26100.33158 custom
Identifiers
CVE-2026-54996
CNA
microsoft
Weakness (CWE)
CWE-125 · CWE-362
Tags
Published
14 Jul 2026
Updated
10 Nov 2026

Machine-written summary

Summary written by Claude Haiku from the source advisory. Not reviewed by a person.

Microsoft Windows 11 (24H2, 25H2 and 26H1) and Windows Server 2025 (including Server Core installations) contain a race condition in the USB Print Driver, affecting builds before 10.0.26100.8875, 10.0.26200.8875, 10.0.28000.2525 and 10.0.26100.33158 respectively. An authorized local attacker can exploit the race to elevate privileges. The source gives few details. Upgrade to the fixed builds listed for your version.

Written 13 Nov 2026.

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

ScoreRatingCVSSVectorSource
7.0 High 3.1 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 CNA (microsoft)
  • CISA KEV Not listed.
  • EPSS 0.0020, the 10th percentile, on 13 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 14 Jul 2026, 17:04 UTC Confirmed by the CVE List

Sources

References from the CNA

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.