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Vulnerability details

CVE-2025-55677

Microsoft Windows 11Microsoft Windows Server

Windows Device Association Broker Service Elevation of Privilege Vulnerability

CVSS 3.1
7.8High

Official description

Untrusted pointer dereference in Windows Device Association Broker service 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 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
37.4%
Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable
No
Exploitation
None
Technical impact
Total

Weaknesses (CWE)

  • CWE-822
    Untrusted Pointer Dereference