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Vulnerability details

CVE-2025-55339

Microsoft Windows 11Microsoft Windows Server

Windows Network Driver Interface Specification (NDIS) Driver Elevation of Privilege Vulnerability

CVSS 3.1
7.8High

Official description

Out-of-bounds read in Windows NDIS allows an authorized attacker to elevate privileges locally.

CVSS scores

ScoreVersionSourceVector
7.8High 3.1 CVEProject cvelistV5 (CNA) (microsoft) CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Affected products

VendorProductVersionsSource
Microsoft Windows 11 Version 24H2 10.0.26100.0 ≤ v < 10.0.26100.6899 CVEProject cvelistV5 (CNA)
Microsoft Windows 11 Version 25H2 10.0.26200.0 ≤ v < 10.0.26200.6899 CVEProject cvelistV5 (CNA)
Microsoft Windows 11 version 22H2 10.0.22621.0 ≤ v < 10.0.22621.6060 CVEProject cvelistV5 (CNA)
Microsoft Windows 11 version 22H3 10.0.22631.0 ≤ v < 10.0.22631.6060 CVEProject cvelistV5 (CNA)
Microsoft Windows 11 version 23H2 10.0.22631.0 ≤ v < 10.0.22631.6060 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2022 10.0.20348.0 ≤ v < 10.0.20348.4294 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 ≤ v < 10.0.25398.1913 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2025 10.0.26100.0 ≤ v < 10.0.26100.6899 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 ≤ v < 10.0.26100.6899 CVEProject cvelistV5 (CNA)

References and advisories

1
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Details

Published
2025-10-14
Last updated
2026-02-26
State
Published
Assigner (CNA)
microsoft

Exploit prediction (EPSS)

0.43%
Probability of exploitation in 30 days
37.8%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
No
Exploitation
None
Technical impact
Total

Weaknesses (CWE)

  • CWE-125
    Out-of-bounds Read