CVE-2026-63509

EUVD-2026-63620
Relative path traversal in Microsoft Fabric allows an authorized attacker to elevate privileges over a network.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.9 CRITICAL
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 62.28%
Affected Products (NVD)
VendorProductVersion
microsoftfabric
-
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-63509