CVE-2025-27484

HIGH

Windows UPnP Device Host - Privilege Escalation

Title source: llm

Description

Sensitive data storage in improperly locked memory in Windows Universal Plug and Play (UPnP) Device Host allows an authorized attacker to elevate privileges over a network.

References (1)

[Vendor Advisory] https://msrc.microsoft.com/update-guide/vulnerability/CVE-2025-27484

Scores

CVSS v3 7.5

EPSS 0.0045

EPSS Percentile 63.3%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

CWE

CWE-591

Status published

Affected Products (21)

microsoft/windows_10_1507 < 10.0.10240.20978

microsoft/windows_10_1607 < 10.0.14393.7969

microsoft/windows_10_1809 < 10.0.17763.7136

microsoft/windows_10_21h2 < 10.0.19044.5737

microsoft/windows_10_22h2 < 10.0.19045.5737

microsoft/windows_11_22h2 < 10.0.22621.5189

microsoft/windows_11_23h2 < 10.0.22631.5189

microsoft/windows_11_24h2 < 10.0.26100.3775

microsoft/windows_server_2008

microsoft/windows_server_2012

... and 6 more

Timeline

Published Apr 08, 2025

Tracked Since Feb 18, 2026