CVE-2026-32071

| EUVD-2026-22496 HIGH
2026-04-14 microsoft GHSA-mfwr-mq7p-278f
Denial Of Service Null Pointer Dereference Microsoft 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 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
7.5
CVSS 3.1
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CVSS VectorNVD

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

Lifecycle Timeline

1
Analysis Generated
Apr 14, 2026 - 19:17 vuln.today

DescriptionNVD

Null pointer dereference in Windows Local Security Authority Subsystem Service (LSASS) allows an unauthorized attacker to deny service over a network.

AnalysisAI

Remote denial-of-service in Windows Local Security Authority Subsystem Service (LSASS) allows unauthenticated network attackers to crash Windows systems through null pointer dereference exploitation. Affects Windows 10 (versions 1607-22H2), Windows 11 (22H3-26H1), and Windows Server (2016-2025) across multiple release channels. …

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RemediationAI

Within 24 hours: Inventory all Windows 10 (versions 1607-22H2), Windows 11 (22H3-26H1), and Windows Server (2016-2025) systems in production and development environments. Within 7 days: Apply Microsoft vendor patch to all identified systems, prioritizing internet-facing and critical infrastructure servers first. …

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CVE-2026-32071 vulnerability details – vuln.today
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