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CVE Number Vulnerability Product Severity Date
CVE-2026-70187 Windows Remote Desktop Services Remote Code Execution Vulnerability Windows Server Critical 03-11-2026

Technical Information

An unauthenticated attacker can exploit a use-after-free vulnerability by sending a specially crafted packet to an affected service over the network, enabling remote code execution on the target system without requiring authentication or user interaction.

Patch release date: Oct 13, 2026
Further information on this vulnerability is available at : CVE-2026-70187

Affected Software

Windows Server 2019,
Windows Server 2019 (Server Core installation),
Windows Server 2022,
Windows Server 2022 (Server Core installation),
Windows Server 2025 (Server Core installation),
Windows Server 2025,
Windows Server 2016,
Windows Server 2016 (Server Core installation),
Windows Server 2012,
Windows Server 2012 (Server Core installation),
Windows Server 2012 R2,
Windows Server 2012 R2 (Server Core installation)