EUVD-2026-22445

| CVE-2026-27907 HIGH
2026-04-14 microsoft GHSA-p98g-6f6c-423f
Information Disclosure Integer Overflow Microsoft Windows 11 Version 22H3 Windows 11 Version 23H2 Windows 11 Version 24H2 Windows 11 Version 25H2 Windows 11 Version 26H1 Windows Server 2022 23H2 Edition Server Core Installation Windows Server 2025 Windows Server 2025 Server Core Installation
7.8
CVSS 3.1
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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

1
Analysis Generated
Apr 14, 2026 - 19:15 vuln.today

DescriptionNVD

Integer underflow (wrap or wraparound) in Windows Storage Spaces Controller allows an authorized attacker to elevate privileges locally.

AnalysisAI

Local privilege escalation in Windows Storage Spaces Controller across Windows 11 (versions 22H3 through 26H1) and Windows Server 2022/2025 allows low-privileged authenticated users to achieve SYSTEM-level access via an integer underflow vulnerability. The flaw enables complete compromise of confidentiality, integrity, and availability on affected systems. …

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RemediationAI

Within 24 hours: Identify and inventory all Windows 11 (versions 22H3-26H1) and Windows Server 2022/2025 systems in your environment. Within 7 days: Apply vendor-released security patches to all affected systems, prioritizing domain controllers, file servers, and systems with sensitive data. …

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EUVD-2026-22445 vulnerability details – vuln.today
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