CVE•Published 2026-05-12•Modified 2026-05-15•3 articles on news•5 live references•NVD data

CVE-2026-41089Microsoft · Windows_server_2012

Vulnerability data via NVD (ingested)

CVSS v3.1

9.8

CRITICAL

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

EPSS percentile

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Weaknesses (CWE)

CWE-121Stack-based Buffer Overflow

Description

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

Timeline

Published 2026-05-12

Modified 2026-05-15

External references

NVD MITRE Exploit-DB Sploitus VulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts

vuln:CVE-2026-41089

Hosts Shodan has explicitly fingerprinted as vulnerable.

Shodan · OS

os:"Windows Server 2012"

Hosts Shodan identified as running Windows Server 2012.

More intel sources (5)

Shodan report

vuln:CVE-2026-41089

Country / ASN / product breakdown for the vuln query.

Censys

vulnerabilities.cve_id: CVE-2026-41089

Censys host search filtered to this CVE id.

grep.app

CVE-2026-41089

Public source-code mentions — fast PoC discovery.

GitHub code

CVE-2026-41089

GitHub code search for direct mentions.

Google dork

"CVE-2026-41089" exploit -site:nvd.nist.gov

Write-ups and news, NVD excluded.

Known PoCs on GitHub (8)

CVE-2026-410898 repos

nomi-sec/PoC-in-GitHubunknown

📡 PoC auto collect from GitHub. ⚠️ Be careful Malware.

★ 7,854·updated today

0xMarcio/cvePython

Latest CVEs with their Proof of Concept exploits.

★ 1,322·updated today

GhostTroops/TOPShell

TOP All bugbounty pentesting CVE-2023- POC Exp RCE example payload Things

★ 732·updated today

0xABCD01/CVE-2026-41089Python

CVE-2026-41089 PoC — Netlogon CLDAP stack buffer overflow (CVSS 9.8 CRITICAL)

★ 187·updated 3w ago

Threekiii/CVEunknown

一个 CVE 漏洞预警知识库，无 exp/poc，部分包含修复方案。A knowledge base of CVE security vulnerability, no PoCs/exploits.

★ 172·updated 1d ago

hnytgl/CVE-2026-41089Python

CVE-2026-41089 是 Windows Netlogon 服务中一个关键的远程代码执行漏洞，单包即可崩溃 lsass.exe，导致域控制器在约 30-60 秒内重启。此期间该 DC 的所有域认证将失败。

★ 13·updated today

CrackerCat/feedPython

★ 12·updated today

ADScanPro/CVE-2026-41089-LongLogonPython

CVE-2026-41089 checker: unauthenticated, non-destructive detection for the Netlogon CLDAP stack buffer overflow (CVSS 9.8). Reports whether a domain controller's domain is long eno…

★ 10·updated 2w ago