| CVE Number | Vulnerability | Product | Severity | Date |
|---|---|---|---|---|
| CVE-2026-33826 | Windows Active Directory Remote Code Execution Vulnerability | Windows Server | Critical | 27-04-2026 |
Technical Information
An authorized attacker can exploit improper input validation by sending a crafted RPC call to an RPC host and may execute arbitrary code over an adjacent network with the same permissions as the RPC service.
Patch release date: Apr 14, 2026
Further information on this vulnerability is available at : CVE-2026-33826
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 2022, 23H2 Edition (Server Core installation),
Windows Server 2025,
Windows Server 2016,
Windows Server 2016 (Server Core installation),
Windows Server 2012 R2,
Windows Server 2012 R2 (Server Core installation)