📄 FastAPI‑Based Delivery Server Proof of Concept

This proof of concept demonstrates how legacy ActiveX objects in Internet Explorer can be invoked automatically when a crafted HTML payload is delivered by a minimal HTTP server. The proof of concept shows automatic execution attempts using WScript.Shell and Shell.Application without additional...

CVE-2025-54100 PowerShell Remote Code Execution Vulnerability

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December 9, 2025—KB5071543 (OS Build 14393.8688)

December 9, 2025—KB5071543 OS Build 14393.8688 Windows Secure Boot certificate expirationImportant: Secure Boot certificates used by most Windows devices are set to expire starting in June 2026. Microsoft has been updating these certificates on consumer and non-managed business devices for the pa...

December 9, 2025—KB5071542 (OS Build 25398.2025)

December 9, 2025—KB5071542 OS Build 25398.2025 This cumulative update for Windows Server, version 23H2 KB5071542, includes the latest security fixes and improvements, along with non-security updates from last month’s optional preview release. To learn more about differences between security...

December 9, 2025—KB5071547 (OS Build 20348.4529)

December 9, 2025—KB5071547 OS Build 20348.4529 This cumulative update for Windows Server 2022 KB5071547, includes the latest security fixes and improvements, along with non-security updates from last month’s optional preview release. To learn more about differences between security updates,...