CVE-2025-54916
vulnerability analysis and mitigation

Overview

CVE-2025-54916 is a Remote Code Execution (RCE) vulnerability affecting Microsoft Windows New Technology File System (NTFS). The vulnerability was disclosed as part of Microsoft's September 2025 Patch Tuesday updates. It has been assigned a CVSSv3 score of 7.8 and is rated as Important (Tenable Blog).

Technical details

The vulnerability is a stack-based buffer overflow in Windows NTFS that allows for local code execution. Microsoft has assessed this vulnerability as 'Exploitation More Likely' according to their Exploitability Index. The vulnerability requires authentication, meaning any authenticated attacker could potentially leverage this flaw (Tenable Blog, GBHackers).

Impact

A successful exploitation of this vulnerability would allow an authenticated attacker to execute arbitrary code on the targeted system, potentially gaining Remote Code Execution (RCE) privileges (Tenable Blog).

Mitigation and workarounds

Microsoft has released patches for this vulnerability as part of their September 2025 Patch Tuesday updates. System administrators are strongly urged to apply all relevant security updates promptly to mitigate these risks (GBHackers).

Additional resources


SourceThis report was generated using AI

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