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CVE-2025-59230: Microsoft Windows Improper Access Control Vulnerability

criticalknown exploitedCVE-2025-59230
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
Microsoft Windows contains an improper access control vulnerability in Windows Remote Access Connection Manager which could allow an authorized attacker to elevate privileges locally.

CSIRTS triage

vendor: Microsoftproduct: WindowsPrivilege escalation
What
Microsoft Windows contains an improper access control vulnerability in Windows Remote Access Connection Manager.
Who is affected
Authorized users of Microsoft Windows.
Urgency
Remediation is critical due to active exploitation and high severity.
Action
Install the latest security updates for Windows.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2025-10-14
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-59230

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2025-59230coverage & exploitation statusNVD · CVE.org

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