vulnerability
Microsoft Windows: CVE-2025-21204: Windows Process Activation Elevation of Privilege Vulnerability
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:L/Au:S/C:C/I:C/A:C) | Apr 8, 2025 | Apr 8, 2025 | Oct 14, 2025 |
Severity
7
CVSS
(AV:L/AC:L/Au:S/C:C/I:C/A:C)
Published
Apr 8, 2025
Added
Apr 8, 2025
Modified
Oct 14, 2025
Description
Improper link resolution before file access ('link following') in Windows Update Stack allows an authorized attacker to elevate privileges locally.
Solutions
microsoft-windows-windows_10-1507-kb5055547microsoft-windows-windows_10-1607-kb5055521microsoft-windows-windows_10-1809-kb5055519microsoft-windows-windows_10-21h2-kb5055518microsoft-windows-windows_10-22h2-kb5055518microsoft-windows-windows_11-22h2-kb5055528microsoft-windows-windows_11-23h2-kb5055528microsoft-windows-windows_11-24h2-kb5055523microsoft-windows-windows_server_2012-kb5055581microsoft-windows-windows_server_2012_r2-kb5055557microsoft-windows-windows_server_2016-1607-kb5055521microsoft-windows-windows_server_2019-1809-kb5055519microsoft-windows-windows_server_2022-21h2-kb5055526microsoft-windows-windows_server_2022-22h2-kb5055526microsoft-windows-windows_server_2022-23h2-kb5055527microsoft-windows-windows_server_2025-24h2-kb5055523
References
Rapid7 Labs
2026 Global Threat Landscape Report
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