CVE-2026-63509: Microsoft Fabric

High severity, CVSS 8.8. EPSS: 1% chance of exploitation in the next 30 days.

Relative path traversal in Microsoft Fabric allows an authorized attacker to elevate privileges over a network.

Affected products

• Microsoft Fabric: affected versions not specified

Published 2026-08-20. Last modified 2026-09-04.