---
id: "CVE-2025-59230"
kind: "vulnerability"
aliases: ["CVE-2025-59230"]
title: "Improper access control in Windows Remote Access Connection Manager allows an authorized attacker to elevate\u2026"
severity: "high"
cvss: 7.8
epss: null
exploited: true
status: "open"
category: "infrastructure"
products: [{"name": "Microsoft Windows", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows 10 1507", "fixed": ["10.0.10240.21161"], "affected": "< 10.0.10240.21161", "ecosystem": "vendor"}, {"name": "microsoft windows 10 1607", "fixed": ["10.0.14393.8519"], "affected": "< 10.0.14393.8519", "ecosystem": "vendor"}, {"name": "microsoft windows 10 1809", "fixed": ["10.0.17763.7919"], "affected": "< 10.0.17763.7919", "ecosystem": "vendor"}, {"name": "microsoft windows 10 21h2", "fixed": ["10.0.19044.6456"], "affected": "< 10.0.19044.6456", "ecosystem": "vendor"}, {"name": "microsoft windows 10 22h2", "fixed": ["10.0.19045.6456"], "affected": "< 10.0.19045.6456", "ecosystem": "vendor"}, {"name": "microsoft windows 11 22h2", "fixed": ["10.0.22621.6060"], "affected": "< 10.0.22621.6060", "ecosystem": "vendor"}, {"name": "microsoft windows 11 23h2", "fixed": [], "affected": "<= 10.0.22631.6060", "ecosystem": "vendor"}, {"name": "microsoft windows 11 24h2", "fixed": ["10.0.26100.6899"], "affected": "< 10.0.26100.6899", "ecosystem": "vendor"}, {"name": "microsoft windows 11 25h2", "fixed": ["10.0.26200.6899"], "affected": "< 10.0.26200.6899", "ecosystem": "vendor"}, {"name": "microsoft windows server 2008", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows server 2008", "fixed": [], "affected": "= r2", "ecosystem": "vendor"}, {"name": "microsoft windows server 2012", "fixed": [], "affected": "", "ecosystem": "vendor"}, {"name": "microsoft windows server 2012", "fixed": [], "affected": "= r2", "ecosystem": "vendor"}, {"name": "microsoft windows server 2016", "fixed": [], "affected": "<= 10.0.14393.8519", "ecosystem": "vendor"}, {"name": "microsoft windows server 2019", "fixed": ["10.0.17763.7919"], "affected": "< 10.0.17763.7919", "ecosystem": "vendor"}, {"name": "microsoft windows server 2022", "fixed": ["10.0.20348.4294"], "affected": "< 10.0.20348.4294", "ecosystem": "vendor"}, {"name": "microsoft windows server 2022 23h2", "fixed": ["10.0.25398.1913"], "affected": "< 10.0.25398.1913", "ecosystem": "vendor"}, {"name": "microsoft windows server 2025", "fixed": [], "affected": "<= 10.0.26100.6899", "ecosystem": "vendor"}]
ecosystems: ["vendor"]
tags: ["exploited", "infrastructure", "remote-access", "rras", "windows"]
not_affected_if: ["no-local-untrusted-users"]
published_at: "2025-10-14T00:00:00+00:00"
first_seen_at: "2026-10-23T19:11:51+00:00"
updated_at: "2026-10-23T23:44:51+00:00"
sources: [{"source": "kev", "url": "https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-59230", "first_seen_at": "2026-10-23T19:11:51+00:00"}, {"source": "nvd", "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-59230", "first_seen_at": "2026-10-23T23:44:51+00:00"}]
---

# Improper access control in Windows Remote Access Connection Manager allows an authorized attacker to elevate…

Windows Remote Access Connection Manager has an improper access control flaw that lets a logged-in user gain higher privileges on the same machine. CISA lists it as actively exploited in the wild.

_Summary, check and fix written by a model from the sources; labelled as such._

## Affected

- vendor:Microsoft Windows affected ? fixed ?
- vendor:microsoft windows 10 1507 affected < 10.0.10240.21161 fixed 10.0.10240.21161
- vendor:microsoft windows 10 1607 affected < 10.0.14393.8519 fixed 10.0.14393.8519
- vendor:microsoft windows 10 1809 affected < 10.0.17763.7919 fixed 10.0.17763.7919
- vendor:microsoft windows 10 21h2 affected < 10.0.19044.6456 fixed 10.0.19044.6456
- vendor:microsoft windows 10 22h2 affected < 10.0.19045.6456 fixed 10.0.19045.6456
- vendor:microsoft windows 11 22h2 affected < 10.0.22621.6060 fixed 10.0.22621.6060
- vendor:microsoft windows 11 23h2 affected <= 10.0.22631.6060 fixed ?
- vendor:microsoft windows 11 24h2 affected < 10.0.26100.6899 fixed 10.0.26100.6899
- vendor:microsoft windows 11 25h2 affected < 10.0.26200.6899 fixed 10.0.26200.6899
- vendor:microsoft windows server 2008 affected ? fixed ?
- vendor:microsoft windows server 2008 affected = r2 fixed ?
- vendor:microsoft windows server 2012 affected ? fixed ?
- vendor:microsoft windows server 2012 affected = r2 fixed ?
- vendor:microsoft windows server 2016 affected <= 10.0.14393.8519 fixed ?
- vendor:microsoft windows server 2019 affected < 10.0.17763.7919 fixed 10.0.17763.7919
- vendor:microsoft windows server 2022 affected < 10.0.20348.4294 fixed 10.0.20348.4294
- vendor:microsoft windows server 2022 23h2 affected < 10.0.25398.1913 fixed 10.0.25398.1913
- vendor:microsoft windows server 2025 affected <= 10.0.26100.6899 fixed ?

## Fix

Apply the Microsoft security update for CVE-2025-59230 per vendor instructions; the sources do not name the patch KB or build numbers.

## Timeline

- 2026-10-23T19:11:51+00:00 kev https://www.cisa.gov/known-exploited-vulnerabilities-catalog?search_api_fulltext=CVE-2025-59230
- 2026-10-23T23:44:51+00:00 nvd https://nvd.nist.gov/vuln/detail/CVE-2025-59230

## From the sources

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

CISA 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.

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_Free to read at a human pace. An API with keys and an MCP server are in preparation; early access: hello@infrastack.ai_