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Windows 11 22h2 CVE-2025-27475

HIGH
Sensitive Data Storage in Improperly Locked Memory (CWE-591)
2025-04-08 secure@microsoft.com
Microsoft Information Disclosure Windows 11 22h2 Windows 11 23h2 Windows 11 24h2 Windows
7.0
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
7.0 HIGH
AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

2
Analysis Generated
Mar 28, 2026 - 18:35 vuln.today
CVE Published
Apr 08, 2025 - 18:15 nvd
HIGH 7.0

DescriptionCVE.org

Sensitive data storage in improperly locked memory in Windows Update Stack allows an authorized attacker to elevate privileges locally.

AnalysisAI

Sensitive data storage in improperly locked memory in Windows Update Stack allows an authorized attacker to elevate privileges locally. Rated high severity (CVSS 7.0). No vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-591. Sensitive data storage in improperly locked memory in Windows Update Stack allows an authorized attacker to elevate privileges locally. Affected products include: Microsoft Windows 11 22H2, Microsoft Windows 11 23H2, Microsoft Windows 11 24H2.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.

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CVE-2025-27475 vulnerability details – vuln.today
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