# 2026-007: Critical Vulnerability in Windows Netlogon

Publisher-attributed story with a reviewed brief or permitted publisher paragraph. The original publisher is responsible for the linked reporting.

- Publisher: CERT-EU
- Category: Vulnerabilities
- Original publication time: 2026-06-10T06:47:08Z
- First observed by NexusTechWire: 2026-10-01T17:27:53Z
- Original source: https://cert.europa.eu/publications/security-advisories/2026-007/
- NexusTechWire record: https://nexustechwire.com/news/news-ffdf615e67abf6083ebb

## From the publisher

On 12 May 2026, Microsoft published a security advisory addressing a critical vulnerability affecting Windows Server when acting as a domain controller. This vulnerability allows an unauthenticated attacker to execute arbitrary code over a network. According to The Centre for Cybersecurity Belgium (CCB), this vulnerability is currently exploited by threat actors. It is strongly recommended updating affected Windows servers as soon as possible.

Source license: [CC BY 4.0](https://creativecommons.org/licenses/by/4.0/). Publisher excerpt shortened and converted to plain text. Original source license applies.

Read the full original: [CERT-EU](https://cert.europa.eu/publications/security-advisories/2026-007/)

This record does not reproduce the complete article or represent independent confirmation of every source claim.