Microsoft Windows Server 2025 JScript Engine Use-After-Free Remote Code Execution (CVE-2025-30397)
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Microsoft Windows Server 2025 JScript Engine Use-After-Free Remote Code Execution (CVE-2025-30397)

A Use-After-Free vulnerability in the JScript engine of Internet Explorer on Windows Server 2025 allows remote attackers to execute arbitrary code through a specially crafted webpage. This article demonstrates a proof-of-concept exploit that launches calc.exe to confirm code execution.

May 31, 2025 4 min read Heap Use-After-Free
#windows security #browser exploitation #rce exploit #use-after-free