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Vulnerability details

CVE-2025-48821

Microsoft Windows 10Microsoft Windows 11Microsoft Windows Server

Windows Universal Plug and Play (UPnP) Device Host Elevation of Privilege Vulnerability

CVSS 3.1
7.1High

Official description

Use after free in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges over an adjacent network.

CVSS scores

ScoreVersionSourceVector
7.1High 3.1 CVEProject cvelistV5 (CNA) (microsoft) CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Affected products

VendorProductVersionsSource
Microsoft Windows 10 Version 1507 10.0.10240.0 ≤ v < 10.0.10240.21073 CVEProject cvelistV5 (CNA)
Microsoft Windows 10 Version 1607 10.0.14393.0 ≤ v < 10.0.14393.8246 CVEProject cvelistV5 (CNA)
Microsoft Windows 10 Version 1809 10.0.17763.0 ≤ v < 10.0.17763.7558 CVEProject cvelistV5 (CNA)
Microsoft Windows 10 Version 21H2 10.0.19044.0 ≤ v < 10.0.19044.6093 CVEProject cvelistV5 (CNA)
Microsoft Windows 10 Version 22H2 10.0.19045.0 ≤ v < 10.0.19045.6093 CVEProject cvelistV5 (CNA)
Microsoft Windows 11 Version 24H2 10.0.26100.0 ≤ v < 10.0.26100.4652 CVEProject cvelistV5 (CNA)
Microsoft Windows 11 version 22H2 10.0.22621.0 ≤ v < 10.0.22621.5624 CVEProject cvelistV5 (CNA)
Microsoft Windows 11 version 22H3 10.0.22631.0 ≤ v < 10.0.22631.5624 CVEProject cvelistV5 (CNA)
Microsoft Windows 11 version 23H2 10.0.22631.0 ≤ v < 10.0.22631.5624 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2008 R2 Service Pack 1 6.1.7601.0 ≤ v < 6.1.7601.27820 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2008 R2 Service Pack 1 (Server Core installation) 6.1.7601.0 ≤ v < 6.1.7601.27820 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2008 Service Pack 2 6.0.6003.0 ≤ v < 6.0.6003.23418 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2008 Service Pack 2 (Server Core installation) 6.0.6003.0 ≤ v < 6.0.6003.23418 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2012 6.2.9200.0 ≤ v < 6.2.9200.25573 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0 ≤ v < 6.2.9200.25573 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2012 R2 6.3.9600.0 ≤ v < 6.3.9600.22676 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 ≤ v < 6.3.9600.22676 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2016 10.0.14393.0 ≤ v < 10.0.14393.8246 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 ≤ v < 10.0.14393.8246 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2019 10.0.17763.0 ≤ v < 10.0.17763.7558 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 ≤ v < 10.0.17763.7558 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2022 10.0.20348.0 ≤ v < 10.0.20348.3932 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 ≤ v < 10.0.25398.1732 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2025 10.0.26100.0 ≤ v < 10.0.26100.4652 CVEProject cvelistV5 (CNA)
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 ≤ v < 10.0.26100.4652 CVEProject cvelistV5 (CNA)

References and advisories

1
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Details

Published
2025-07-08
Last updated
2026-02-13
State
Published
Assigner (CNA)
microsoft

Exploit prediction (EPSS)

0.52%
Probability of exploitation in 30 days
44.7%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
No
Exploitation
None
Technical impact
Total

Weaknesses (CWE)

  • CWE-416
    Use After Free