CVE-2025-59284
vulnerability analysis and mitigation

Overview

CVE-2025-59284 is a Windows NTLM Spoofing Vulnerability that was disclosed in October 2025 as part of Microsoft's Patch Tuesday security updates. The vulnerability is rated as Important severity and affects Windows NTLM authentication components (GBHackers).

Technical details

The vulnerability is classified as a spoofing vulnerability affecting Windows NTLM (New Technology LAN Manager) authentication system. Microsoft has rated this vulnerability as Important severity, indicating it has significant security impact but may require specific conditions to exploit (BleepingComputer).

Impact

The vulnerability could allow an attacker to perform spoofing attacks against Windows NTLM authentication, potentially leading to unauthorized access or impersonation of legitimate users (GBHackers).

Mitigation and workarounds

Microsoft has released a security patch for this vulnerability as part of the October 2025 Patch Tuesday updates. Users and organizations are advised to apply the security update to mitigate the risk (GBHackers).

Additional resources


SourceThis report was generated using AI

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