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Vulnerability · Published Oct 14, 2025 · Assigned by microsoft

CVE-2025-59188Microsoft Failover Cluster Information Disclosure Vulnerability

Medium 5.5

In plain English

A medium-severity information exposure in Windows Server 2012 from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 39% of all known vulnerabilities).

Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.4%top 61.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

Exposure of sensitive information to an unauthorized actor in Windows Failover Cluster allows an authorized attacker to disclose information locally.

Affected products (as reported)

VendorProductVersions
Microsoft Windows Server 2012 6.2.9200.0 – before 6.2.9200.25722
Microsoft Windows Server 2012 (Server Core installation) 6.2.9200.0 – before 6.2.9200.25722
Microsoft Windows Server 2012 R2 6.3.9600.0 – before 6.3.9600.22824
Microsoft Windows Server 2012 R2 (Server Core installation) 6.3.9600.0 – before 6.3.9600.22824
Microsoft Windows Server 2016 10.0.14393.0 – before 10.0.14393.8519
Microsoft Windows Server 2016 (Server Core installation) 10.0.14393.0 – before 10.0.14393.8519
Microsoft Windows Server 2019 10.0.17763.0 – before 10.0.17763.7919
Microsoft Windows Server 2019 (Server Core installation) 10.0.17763.0 – before 10.0.17763.7919
Microsoft Windows Server 2022 10.0.20348.0 – before 10.0.20348.4294
Microsoft Windows Server 2022, 23H2 Edition (Server Core installation) 10.0.25398.0 – before 10.0.25398.1913
Microsoft Windows Server 2025 10.0.26100.0 – before 10.0.26100.6899
Microsoft Windows Server 2025 (Server Core installation) 10.0.26100.0 – before 10.0.26100.6899

Weakness: CWE-200 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C

References