CVE-2025-54100

CVE-2025-54100 – PowerShell Response Parsing PoC A concise Proof-of-Concept showing how CVE-2025-54100 can lead to Remote Code Execution RCE in Windows PowerShell 5.1 through malicious HTML parsing. Table of Contents What is CVE-2025-54100? How the PoC Works Quick Start Triggering From a Victim...

📄 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—KB5071542 (OS Build 25398.2025)

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December 9, 2025—KB5071547 (OS Build 20348.4529)

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December 9, 2025—KB5071543 (OS Build 14393.8688)

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