Elevation of Privilege Vulnerability in Windows Universal Plug and Play Device Host
CVE-2025-48821
7.1HIGH
Key Information:
- Vendor
Microsoft
- Status
- Vendor
- CVE Published:
- 8 July 2025
What is CVE-2025-48821?
The Windows Universal Plug and Play (UPnP) Device Host contains a vulnerability that allows an attacker with authorized access on an adjacent network to elevate their privileges. Exploitation of this vulnerability could enable unauthorized actions that could compromise system integrity and user security.

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Affected Version(s)
Windows 10 Version 1507 32-bit Systems 10.0.10240.0 < 10.0.10240.21073
Windows 10 Version 1607 32-bit Systems 10.0.14393.0 < 10.0.14393.8246
Windows 10 Version 1809 32-bit Systems 10.0.17763.0 < 10.0.17763.7558
References
CVSS V3.1
Score:
7.1
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Adjacent Network
Attack Complexity:
High
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged
Timeline
Vulnerability published
Vulnerability Reserved