Description
Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a network.
Published: 2026-10-13
Score: 6.5 Medium
EPSS: n/a
KEV: No
AI Analysis

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Remediation

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History

Tue, 13 Oct 2026 22:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Tue, 13 Oct 2026 19:15:00 +0000

Type Values Removed Values Added
Description Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a network.
Title Windows Active Directory Domain Services Denial of Service Vulnerability
First Time appeared Microsoft
Microsoft windows 10 21h2
Microsoft windows 10 22h2
Microsoft windows 11 23h2
Microsoft windows 11 24h2
Microsoft windows 11 25h2
Microsoft windows 11 26h1
Microsoft windows 11 Version 26h2 For X64-based Systems
Microsoft windows Server 2022
Microsoft windows Server 2025
Weaknesses CWE-476
CPEs cpe:2.3:a:microsoft:windows_11_version_26h2_for_x64-based_systems:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_10_21H2:*:*:*:*:*:*:x86:*
cpe:2.3:o:microsoft:windows_10_22H2:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_23H2:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_11_24H2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_25H2:*:*:*:*:*:*:arm64:*
cpe:2.3:o:microsoft:windows_11_26H1:*:*:*:*:*:*:x64:*
cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft windows 10 21h2
Microsoft windows 10 22h2
Microsoft windows 11 23h2
Microsoft windows 11 24h2
Microsoft windows 11 25h2
Microsoft windows 11 26h1
Microsoft windows 11 Version 26h2 For X64-based Systems
Microsoft windows Server 2022
Microsoft windows Server 2025
References
Metrics cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C'}


Subscriptions

Microsoft Windows 10 21h2 Windows 10 22h2 Windows 11 23h2 Windows 11 24h2 Windows 11 25h2 Windows 11 26h1 Windows 11 Version 26h2 For X64-based Systems Windows Server 2022 Windows Server 2025
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-10-13T22:15:25.763Z

Reserved: 2026-08-31T22:29:28.070Z

Link: CVE-2026-83648

cve-icon Vulnrichment

Updated: 2026-10-13T20:38:14.242Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-13T19:20:05.953

Modified: 2026-10-13T21:18:31.040

Link: CVE-2026-83648

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses