{"id":"CVE-2026-63509","title":"Microsoft Fabric Elevation of Privilege Vulnerability","summary":"Relative path traversal in Microsoft Fabric allows an authorized attacker to elevate privileges over a network.","severity":"critical","cvss":9.9,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C","cvssSource":"cna","cwe":["CWE-23"],"vendor":"Microsoft","product":"Microsoft Fabric","affected":["fabric -"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-08-21T00:00:00+00:00"},"published":"2026-08-20","updated":"2026-09-16","sourceUpdated":"2026-09-16T16:27:04.256Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-63509","references":[{"url":"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-63509","label":"Microsoft Fabric Elevation of Privilege Vulnerability"}],"tags":["cve.org"],"epss":0.00622,"epssPercentile":0.48448,"ingestedAt":"2026-09-08T18:07:34.886Z","slug":"CVE-2026-63509","body":"## Overview\n\nRelative path traversal in Microsoft Fabric allows an authorized attacker to elevate privileges over a network.\n\n## Affected\n\n- `fabric -`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"midnight","depthScore":55,"depthScoreParts":{"impact":54.5,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}