Oct 19, 2026 · 17:39 UTC SEARCH
UNRATED KNOWN EXPLOITED
Vulnerability intelligence

CVE-2025-59230

VendorMicrosoft
ProductWindows
Known exploitedYes
Added to CISA KEVOctober 14, 2025
KEV due dateNovember 4, 2025
Known ransomware useNot identified by CISA

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.

CISA KEV status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities Catalog. Known ransomware campaign use: Unknown.

Stay Ahead of the Threat Landscape

Breach intelligence, vulnerability alerts, and original analysis — delivered as it happens.