CVE-2026-32087

| EUVD-2026-22522 HIGH
2026-04-14 microsoft GHSA-49pj-8x2g-xv47
Heap Overflow Buffer Overflow Windows 10 Version 1607 Windows 10 Version 1809 Windows 10 Version 21H2 Windows 10 Version 22H2 Windows 11 Version 22H3 Windows 11 Version 23H2 Windows 11 Version 24H2 Windows 11 Version 25H2 Windows 11 Version 26H1 Windows Server 2012 Windows Server 2012 Server Core Installation Windows Server 2012 R2 Windows Server 2012 R2 Server Core Installation Windows Server 2016 Windows Server 2016 Server Core Installation Windows Server 2019 Windows Server 2019 Server Core Installation Windows Server 2022 Windows Server 2022 23H2 Edition Server Core Installation Windows Server 2025 Windows Server 2025 Server Core Installation
7.0
CVSS 3.1
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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

1
Analysis Generated
Apr 14, 2026 - 19:18 vuln.today

DescriptionNVD

Heap-based buffer overflow in Function Discovery Service (fdwsd.dll) allows an authorized attacker to elevate privileges locally.

AnalysisAI

Heap-based buffer overflow in Microsoft Windows Function Discovery Service (fdwsd.dll) enables low-privileged authenticated local attackers to escalate privileges to SYSTEM across Windows 10, Windows 11, and Windows Server 2012-2025. Vendor-released patch available per Microsoft Security Response Center advisory. …

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RemediationAI

Within 24 hours: Identify all Windows 10, 11, and Server 2012-2025 systems in your environment using asset management tools. Within 7 days: Deploy Microsoft's released patch across development/test environments and validate application compatibility. …

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CVE-2026-32087 vulnerability details – vuln.today
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