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Defender For Endpoint CVE-2025-47161

HIGH
Improper Access Control (CWE-284)
2025-05-15 secure@microsoft.com
Microsoft Authentication Bypass Defender For Endpoint
7.8
CVSS 3.1 · NVD
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Severity by source

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

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 18:42 vuln.today
PoC Detected
Jul 08, 2025 - 16:15 vuln.today
Public exploit code
CVE Published
May 15, 2025 - 20:16 nvd
HIGH 7.8

DescriptionCVE.org

Improper access control in Microsoft Defender for Endpoint allows an authorized attacker to elevate privileges locally.

AnalysisAI

Improper access control in Microsoft Defender for Endpoint allows an authorized attacker to elevate privileges locally. Rated high severity (CVSS 7.8), this vulnerability is low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified under CWE-284. Improper access control in Microsoft Defender for Endpoint allows an authorized attacker to elevate privileges locally. Affected products include: Microsoft Defender For Endpoint.

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-2025-47161 vulnerability details – vuln.today
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