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Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.","shortDescription":"Microsoft Active Directory Federation Services contains an insufficient granularity of access control vulnerability that allows an authorized attacker to elevate privileges locally.","vendorProject":"Microsoft","vulnerabilityName":"Microsoft Active Directory Federation Services Insufficient Granularity of Access Control Vulnerability "},"kev_checked":1794522003,"products":"Microsoft Windows 10 Version 1607, Microsoft Windows 10 Version 1809, Microsoft Windows Server 2012, Microsoft Windows Server 2012 (Server Core installation), Microsoft Windows Server 2012 R2, Microsoft Windows Server 2012 R2 (Server Core installation), Microsoft Windows Server 2016, Microsoft Windows Server 2016 (Server Core installation), Microsoft Windows Server 2019, Microsoft Windows Server 2019 (Server Core installation), Microsoft Windows Server 2022, Microsoft Windows Server 2025, Microsoft Windows Server 2025 (Server Core installation)","references":["https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56155","https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-56155"],"score":{"baseScore":7.8,"baseSeverity":"HIGH","provider":"microsoft","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C","version":"3.1"},"solutions":"","state":"PUBLISHED","title":"Active Directory Federation Services Elevation of Privilege Vulnerability","updated_at":1794500401,"workarounds":""},"sources":[]}