CVE-2025-59230

Microsoft Windows Improper Access Control Vulnerability

Microsoft — Windows

Added to KEV catalog: 14 October 2025
Federal remediation due date: 4 November 2025
Weakness classification (CWE): CWE-284

CISA Description

Microsoft Windows contains an improper access control vulnerability in Windows Remote Access Connection Manager which could allow an authorized attacker to elevate privileges locally.

Required action

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Notes

https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2025-59230 ; https://nvd.nist.gov/vuln/detail/CVE-2025-59230

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