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CVE

CVE-2025-59188

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

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

MEDIUM · CVSS 5.5 EPSS 0.00074
Monitor
  • No active-exploitation, high-EPSS, or public-exploit signals - routine patching cadence
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
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Affected Products & Versions

6
microsoft windows server 2012all versions
microsoft windows server 2016< 10.0.14393.8519
microsoft windows server 2019< 10.0.17763.7919
microsoft windows server 2022< 10.0.20348.4294
microsoft windows server 2022 23h2< 10.0.25398.1913
microsoft windows server 2025< 10.0.26100.6899
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Scoring & Timeline

5.5
MEDIUM · CVSS v3.1 · secure@microsoft.com
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD14 Oct 2025 · 05:15 PM
CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
SSVC triage · cisa-vulnrichment
Exploitation
none
Automatable
no
Technical impact
partial
SSVC asks the questions that actually drive patch urgency: is it being exploited, can attacks be automated, and how total is the impact.
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Vendor Advisories

1
msrcCVE-2025-59188Information Disclosure
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