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Vulnerability DatabaseCVE-2025-59275
CVE-2025-59275:
vulnerability analysis and mitigation
Overview
The Windows Authentication Methods vulnerability (CVE-2025-59275) is a privilege escalation flaw discovered and disclosed on October 14, 2025. This vulnerability affects multiple versions of Windows operating systems, including Windows Server (2008-2025) and Windows 10/11 variants. The vulnerability stems from improper validation of specified type of input in Windows Authentication Methods (NVD CVE, Lansweeper Blog).
Technical details
The vulnerability has been assigned a CVSS v3.1 base score of 7.8 (High), with the vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H. The vulnerability is associated with multiple CWE classifications including CWE-1287 (Improper Validation of Specified Type of Input), CWE-122 (Heap-based Buffer Overflow), and CWE-125 (Out-of-bounds Read) (NVD CVE).
Impact
When successfully exploited, this vulnerability allows an authorized attacker to elevate privileges locally on the affected system. The high CVSS score indicates that successful exploitation could lead to complete compromise of system confidentiality, integrity, and availability (NVD CVE).
Mitigation and workarounds
Microsoft has released security updates as part of the October 2025 Patch Tuesday to address this vulnerability. System administrators are urged to apply the latest cumulative updates to affected systems as soon as possible (Lansweeper Blog).
Additional resources
Source: This report was generated using AI
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