[ CVE-2025-59230 · Published 14 Oct 2025 ]
Microsoft Windows Improper Access Control Vulnerability
Exploited · CISA KEV CVSS 7.8
EPSS 3%No fix listed yet
[ Why it matters ]Priority signals
- Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2025-10-14
[ Description ]Official description
Improper access control in Windows Remote Access Connection Manager allows an authorized attacker to elevate privileges locally.
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.
[ Fixes ]Fixes and patches
CISA required action (US federal deadline 4 Nov 2025): Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.
[ References ]References
- msrc.microsoft.com/update-guide/vulnerability/CVE-2025-59230Vendor Advisory
- www.vicarius.io/vsociety/posts/cve-2025-59230-detection-script-elevation-of-privilege-v…Third Party Advisory
- www.vicarius.io/vsociety/posts/cve-2025-59230-mitigation-script-elevation-of-privilege-…MitigationThird Party Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalogUS Government Resource