Heap-based buffer overflow in Microsoft Windows DNS allows an unauthorized attacker to execute code over a network.
History

Tue, 12 May 2026 17:30:00 +0000

Type Values Removed Values Added
Description Heap-based buffer overflow in Microsoft Windows DNS allows an unauthorized attacker to execute code over a network.
Title Windows DNS Client Remote Code Execution Vulnerability
First Time appeared Microsoft
Microsoft windows 11 23h2
Microsoft windows 11 24h2
Microsoft windows 11 25h2
Microsoft windows 11 26h1
Microsoft windows Server 2025
Microsoft windows Server 23h2
Weaknesses CWE-122
CPEs 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_2025:*:*:*:*:*:*:*:*
cpe:2.3:o:microsoft:windows_server_23h2:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft windows 11 23h2
Microsoft windows 11 24h2
Microsoft windows 11 25h2
Microsoft windows 11 26h1
Microsoft windows Server 2025
Microsoft windows Server 23h2
References
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C'}


cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-05-13T03:57:34.210Z

Reserved: 2026-04-16T19:12:36.195Z

Link: CVE-2026-41096

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-05-12T18:17:21.167

Modified: 2026-05-12T18:17:21.167

Link: CVE-2026-41096

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-05-12T20:15:24Z