What is CVE-2026-69843?

CVE-2026-69843 is a security advisory published by Microsoft Security Response Center (MSRC) with Critical severity. Microsoft Fabric Elevation of Privilege Vulnerability

Which CVE IDs does CVE-2026-69843 cover?

CVE-2026-69843 covers the following CVE IDs: CVE-2026-69843. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-69843?

CVE-2026-69843 has a CVSS v3 base score of 10.0, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-69843?

CVE-2026-69843 affects 1 product, including: Microsoft Fabric.

CVE-2026-69843CriticalCVSS 10.0

Microsoft Fabric Elevation of Privilege Vulnerability

Vendor

Microsoft Security Response Center (MSRC)

Published

September 17, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-69843 →

📋 Description

Authentication bypass by spoofing in Microsoft Fabric allows an unauthorized attacker to elevate privileges over a network.

🎯 Affected products1

Microsoft Fabric

🔗 References (1)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-69843