CVE-2026-41089
Windows Netlogon Remote Code Execution Vulnerability
Description
Stack-based buffer overflow in Windows Netlogon allows an unauthorized attacker to execute code over a network.
INFO
Published Date :
May 12, 2026, 6:17 p.m.
Last Modified :
May 15, 2026, 3:42 p.m.
Remotely Exploit :
No
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-41089
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | CRITICAL | f38d906d-7342-40ea-92c1-6c4a2c6478c8 | ||||
| CVSS 3.1 | CRITICAL | [email protected] |
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-41089.
| URL | Resource |
|---|---|
| https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41089 | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-41089 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-41089
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-41089 vulnerability anywhere in the article.
-
security.nl
Belgische overheid waarschuwt voor misbruik van kritiek Windows-lek
Aanvallers maken actief misbruik van een kritieke kwetsbaarheid in Windows die remote code execution mogelijk maakt. Daarvoor waarschuwt de Belgische overheid. Op 12 mei kwam Microsoft met beveiliging ... Read more
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CybersecurityNews
Windows Netlogon 0-Click RCE Vulnerability Now Actively Exploited In The Wild
The critical Windows Netlogon remote code execution (RCE) vulnerability tracked as CVE-2026-41089 is now under active exploitation in the wild, significantly raising the risk profile for unpatched Win ... Read more
-
0patch.com
Micropatches released for Windows Netlogon Remote Code Execution Vulnerability (CVE-2026-41089)
May 2026 Windows Updates brought a patch for CVE-2026-41089, a remotely exploitable issue on Windows Server acting as a domain controller. Under certain conditions, an unauthenticated attacker in loca ... Read more
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security.nl
Kritiek beveiligingslek in Windows Server maakt computerworm mogelijk
Een kritieke kwetsbaarheid in Windows Server maakt het mogelijk voor een computerworm om zich zonder interactie van gebruikers te verspreiden. Twee andere kwetsbaarheden in Windows zijn ook zonder geb ... Read more
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CrowdStrike.com
May 2026 Patch Tuesday: 30 Critical Vulnerabilities Among 130 CVEs
Microsoft has addressed 130 vulnerabilities in its May 2026 security update release, fewer than April’s 164 vulnerabilities. This month's patches include fixes for 30 Critical vulnerabilities, along w ... Read more
The following table lists the changes that have been made to the
CVE-2026-41089 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
May. 15, 2026
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:o:microsoft:windows_server_2012:r2:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2012:-:*:*:*:*:*:*:* *cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.14393.9140 *cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.17763.8755 *cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.25398.2330 *cpe:2.3:o:microsoft:windows_server_2025:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.26100.32772 *cpe:2.3:o:microsoft:windows_server_2022:*:*:*:*:*:*:*:* versions up to (excluding) 10.0.20348.5074 Added Reference Type Microsoft Corporation: https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41089 Types: Vendor Advisory -
New CVE Received by [email protected]
May. 12, 2026
Action Type Old Value New Value Added Description Stack-based buffer overflow in Windows Netlogon allows an unauthorized attacker to execute code over a network. Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-121 Added Reference https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-41089