CVE-2026-24283: Multiple UNC Provider Kernel Driver Elevation of Privilege Vulnerability

Published Mar 10, 2026
·
Updated

Heap-based buffer overflow in Windows File Server allows an authorized attacker to elevate privileges locally.

Other sources

Multiple UNC Provider Kernel Driver Elevation of Privilege Vulnerability

Microsoft

Affected Software

18 affected componentsFixes available
Microsoft Windows Server 2022, 23H2 Edition
Microsoft Windows 11=24H2
Microsoft Windows 11=24H2
Microsoft Windows 11=25H2
Microsoft Windows 11=25H2
Microsoft Windows 11=26H1
Microsoft Windows 11=26H1
Microsoft Windows 11 24h2<10.0.26100.7979
Microsoft Windows 11 24h2<10.0.26100.7979
Microsoft Windows 11 25h2<10.0.26200.7979
Microsoft Windows 11 25h2<10.0.26200.7979
Microsoft Windows 11 26h1<10.0.28000.1719
Microsoft Windows 11 26h1<10.0.28000.1719
Microsoft Windows Server 2022 23h2<10.0.25398.2207
Microsoft Windows Server 2025<10.0.26100.32463
Microsoft Windows Server 2025
Microsoft Windows Server 2025
Microsoft Windows 11 for ARM systems=25H2

Event History

Mar 10, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Description
Updated
via Microsoft·02:00 PM
Affected Software
CVE Published
via MITRE·05:04 PM
Data Sourced
via MITRE·05:04 PM
DescriptionSeverity
Data Sourced
via NVD·06:18 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-24283?

CVE-2026-24283 is classified as an elevation of privilege vulnerability that can lead to local privilege escalation.

2

How do I fix CVE-2026-24283?

To mitigate CVE-2026-24283, apply the latest security updates and patches provided by Microsoft.

3

Which versions of Windows are affected by CVE-2026-24283?

CVE-2026-24283 affects multiple versions of Windows, including Windows Server 2025, Windows Server 2022, and various editions of Windows 11.

4

What is the impact of CVE-2026-24283?

If exploited, CVE-2026-24283 allows an authorized attacker to elevate their privileges on the affected system, potentially gaining access to sensitive data.

5

Is there a workaround for CVE-2026-24283?

Currently, applying the recommended patches is the primary method of remediation for CVE-2026-24283, and no specific workarounds have been provided.

Contact

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