๐Ÿ” CVE Alert

CVE-2026-41089

CRITICAL 9.8

Windows Netlogon Remote Code Execution Vulnerability

CVSS Score
9.8
EPSS Score
0.0%
EPSS Percentile
0th

Stack-based buffer overflow in Windows Netlogon allows an unauthorized attacker to execute code over a network.

Vendor microsoft
Product windows server 2012
Ecosystems
Industries
TechnologyEnterprise
Published May 12, 2026
Last Updated May 13, 2026
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CVSS v3 Breakdown

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
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability

Affected Versions

Microsoft / Windows Server 2012
6.2.9200.0 < 6.2.9200.26079
Microsoft / Windows Server 2012 (Server Core installation)
6.2.9200.0 < 6.2.9200.26079
Microsoft / Windows Server 2012 R2
6.3.9600.0 < 6.3.9600.23181
Microsoft / Windows Server 2012 R2 (Server Core installation)
6.3.9600.0 < 6.3.9600.23181
Microsoft / Windows Server 2016
10.0.14393.0 < 10.0.14393.9140
Microsoft / Windows Server 2016 (Server Core installation)
10.0.14393.0 < 10.0.14393.9140
Microsoft / Windows Server 2019
10.0.17763.0 < 10.0.17763.8755
Microsoft / Windows Server 2019 (Server Core installation)
10.0.17763.0 < 10.0.17763.8755
Microsoft / Windows Server 2022
10.0.20348.0 < 10.0.20348.5139
Microsoft / Windows Server 2022, 23H2 Edition (Server Core installation)
10.0.25398.0 < 10.0.25398.2330
Microsoft / Windows Server 2025
10.0.26100.0 < 10.0.26100.32860
Microsoft / Windows Server 2025 (Server Core installation)
10.0.26100.0 < 10.0.26100.32860

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
msrc.microsoft.com: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41089