October 14, 2025 · Applied Cybernetics Group
CVE-2025-59230 — Microsoft Windows
Microsoft Windows Improper Access Control Vulnerability
- Added to KEV
2025-10-14- Federal due date
2025-11-04- Vendor
- Microsoft
- Product
- Windows
- EPSS
- 89.9th percentile (score 0.050, as of
2026-06-08) - NVD CVSS v3.1
- —
- Ransomware use
- Unknown
- Upstream
- https://nvd.nist.gov/vuln/detail/CVE-2025-59230
CISA short 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.