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Windows Server vulnerability can grant system privileges with just a malformed packet — domain controllers are being exploited in the wild

System administrators, run the May 12 patch immediately if you haven't already.

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securityweek.com

tomshardware.com

heise.de

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AI · summaries

tomshardware.comStai leggendo21 h fa

Windows Server vulnerability can grant system privileges with just a malformed packet — domain controllers…

CVE-2026-41089 (9.8 CVSS) allows unauthenticated remote attacks on Windows Server DCs via malformed UDP; exploited in the wild. DC compromise means full domain takeover and credential theft; synchronized patching critical to prevent enterprise-wide breach.

originale

securityweek.com23 h fa

Critical Windows Netlogon Vulnerability in Attackers’ Crosshairs

Hackers are exploiting a critical-severity Windows Netlogon vulnerability (CVE-2026-41089) for remote code execution.

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heise.de19 h fa

Codeausführung möglich: kritische Lücke in Windows Server wird aktiv ausgenutzt

Microsoft patchte im Mai eine kritische Lücke (CVE-2026-41089, CVSS 9.8) in Windows Server; der Stack-Overflow wird aktiv exploitet. Ungepatchte DCs sind RCE-anfällig – Admins müssen sofort patchen, Logs auf CLDAP-Missbrauch prüfen und Compliance-Risiken abwenden.

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Timeline cronologica

lunedì 1 giugno 2026·securityweek.com
Critical Windows Netlogon Vulnerability in Attackers’ Crosshairs
Hackers are exploiting a critical-severity Windows Netlogon vulnerability (CVE-2026-41089) for remote code execution.
lunedì 1 giugno 2026·tomshardware.com
Windows Server vulnerability can grant system privileges with just a malformed packet — domain controllers are being exploited in the wild
System administrators, run the May 12 patch immediately if you haven't already.
lunedì 1 giugno 2026·heise.de
Codeausführung möglich: kritische Lücke in Windows Server wird aktiv ausgenutzt
Im großen Mai-Patchpaket war die Lücke in Windows Netlogon behoben worden, nun nutzen Angreifer sie aus. Admins sollten dringend patchen.