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CVE-2025-27488

Microsoft Windows Hardware Lab Kit (HLK) Elevation of Privilege Vulnerability

CVSS 6.7 MEDIUMEPSS 0.4%CWE-798
Use of hard-coded credentials in Windows Hardware Lab Kit allows an authorized attacker to elevate privileges locally.
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Affected products
Microsoft · Windows 10 HLK version 20H2Microsoft · Windows 10 HLK version 21H1Microsoft · Windows 10 HLK version 21H2Microsoft · Windows 10 HLK Version 22H2Microsoft · Windows 11 HLK 22H2Microsoft · Windows 11 HLK 24H2Microsoft · Windows HLK for Windows 10 version 2004Microsoft · Windows HLK for Windows Server 2019Microsoft · Windows HLK for Windows Server 2022Microsoft · Windows HLK for Windows Server 2025Microsoft · Windows HLK, version 1809

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References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27488