CVE-2026-63509: Microsoft Fabric Elevation of Privilege Vulnerability
Published Aug 20, 2026
·Updated
Microsoft Fabric Elevation of Privilege Vulnerability
Other sources
Relative path traversal in Microsoft Fabric allows an authorized attacker to elevate privileges over a network.
— Microsoft
Affected Software
1 affected component
Microsoft Fabric
Event History
Aug 20, 2026
CVE Published
via Microsoft·02:00 PM
Data Sourced
via Microsoft·02:00 PM
DescriptionSeverityWeakness
Data Sourced
via Microsoft·02:00 PM
Affected Software
Updated
via Microsoft·02:00 PM
Description
CVE Published
via MITRE·09:47 PM
Data Sourced
via MITRE·09:47 PM
DescriptionSeverity
Frequently Asked Questions
1
What access and interaction are required for exploitation?
An attacker needs network access and low-level privileges in Microsoft Fabric. Exploitation is rated low complexity and does not require user interaction.