{"cvss":0.0,"datePublished":"2026-07-14T00:00:00Z","dateUpdated":"2026-07-14T00:00:00Z","description":"Microsoft Active Directory Federation Services contains an insufficient granularity of access control vulnerability that allows an authorized attacker to elevate privileges locally.","dueDate":"2026-07-28T00:00:00Z","id":"CVE-2026-56155","kev_catalogs":["vulncheck"],"knownRansomwareCampaignUse":"Unknown","product":"Active Directory Federation Services","requiredAction":"Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). 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.","severity":"HIGH","source":"vulncheck_kev","title":"Microsoft Active Directory Federation Services Insufficient Granularity of Access Control Vulnerability ","vendor":"Microsoft"}