CVE-2026-40413

HighCVSS 7.4/10Last modified Nov 11, 2026

Description

Windows TCP/IP Denial of Service Vulnerability

Metrics

CVSS 3.1 7.4/10CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H

Weakness enumeration

CWE-476

Affected software

VendorProductVersions
MicrosoftWindows 10 Version 1607>= 10.0.14393.0, < 10.0.14393.9140
MicrosoftWindows 10 Version 1809>= 10.0.17763.0, < 10.0.17763.8755
MicrosoftWindows 10 Version 21H2>= 10.0.19044.0, < 10.0.19044.7291
MicrosoftWindows 10 Version 22H2>= 10.0.19045.0, < 10.0.19045.7417
MicrosoftWindows 11 version 23H2>= 10.0.22631.0, < 10.0.22631.7079
MicrosoftWindows 11 Version 23H2>= 10.0.22631.0, < 10.0.22631.7219
MicrosoftWindows 11 Version 24H2>= 10.0.26100.0, < 10.0.26100.8457
MicrosoftWindows 11 Version 25H2>= 10.0.26200.0, < 10.0.26200.8457
MicrosoftWindows 11 version 26H1>= 10.0.28000.0, < 10.0.28000.2113
MicrosoftWindows Server 2012>= 6.2.9200.0, < 6.2.9200.26079
MicrosoftWindows Server 2012 (Server Core installation)>= 6.2.9200.0, < 6.2.9200.26079
MicrosoftWindows Server 2012 R2>= 6.3.9600.0, < 6.3.9600.23181
MicrosoftWindows Server 2012 R2 (Server Core installation)>= 6.3.9600.0, < 6.3.9600.23181
MicrosoftWindows Server 2016>= 10.0.14393.0, < 10.0.14393.9140
MicrosoftWindows Server 2016 (Server Core installation)>= 10.0.14393.0, < 10.0.14393.9140
MicrosoftWindows Server 2019>= 10.0.17763.0, < 10.0.17763.8755
MicrosoftWindows Server 2019 (Server Core installation)>= 10.0.17763.0, < 10.0.17763.8755
MicrosoftWindows Server 2022>= 10.0.20348.0, < 10.0.20348.5139
MicrosoftWindows Server 2022, 23H2 Edition (Server Core installation)>= 10.0.25398.0, < 10.0.25398.2330
MicrosoftWindows Server 2025>= 10.0.26100.0, < 10.0.26100.32860
MicrosoftWindows Server 2025 (Server Core installation)>= 10.0.26100.0, < 10.0.26100.32860

References

Timeline

Published
May 12, 2026
Last modified
Nov 11, 2026
NVD status
Modified

Related CVEs from 2026

CVE-2026-404147.4Windows TCP/IP Denial of Service VulnerabilityCVE-2026-404158.1Use after free in Windows TCP/IP allows an unauthorized attacker to execute code over a network.CVE-2026-404164.3User interface (ui) misrepresentation of critical information in Microsoft Edge (Chromium-based) allows an unauthorized attacker to perform CVE-2026-404177.8Weak authentication in Dynamics Business Central allows an authorized attacker to elevate privileges locally.CVE-2026-404187.8Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally.CVE-2026-404197.8Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally.CVE-2026-40428.8A weakness has been identified in Tenda i12 1.0.0.6(2204). The affected element is the function formWifiMacFilterGet of the file /goform/WifCVE-2026-404208.8Use after free in Microsoft Office allows an authorized attacker to elevate privileges locally.CVE-2026-404214.3Files or directories accessible to external parties in Microsoft Office Word allows an unauthorized attacker to disclose information locallyCVE-2026-404225.5Use of uninitialized resource in Windows File Explorer allows an authorized attacker to disclose information locally.CVE-2026-404237.5When a SIP profile is configured on a virtual server, undisclosed traffic can cause the Traffic Management Microkernel (TMM) to terminate. CVE-2026-404245.9Out-of-bounds read for some Hyperscan before version v5.4.2.1 within Ring 3: User Applications may allow a denial of service. Unprivileged s