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10.0

Microsoft Fabric may let attackers gain higher access

CVE-2026-69843 · published 24 days ago
Summary

Microsoft Fabric can be tricked into accepting false credentials, allowing someone without permission to act as a more privileged user on the network. This could let an attacker view or change data they shouldn’t. Apply the latest updates from Microsoft as soon as possible to close the gap.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
microsoft microsoft fabric -
microsoft fabric All versions
cpe:2.3:a:microsoft:fabric:-:*:*:*:*:*:*:*
Original advisory text
Microsoft Fabric Elevation of Privilege Vulnerability
Authentication bypass by spoofing in Microsoft Fabric allows an unauthorized attacker to elevate privileges over a network.
References
Fix within
Internet-facing 3 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically
  • Gives an attacker full control
Severity
10.0 Critical
Exploitation
<1% chance of attack within 30 days
Type
CWE-290Authentication Bypass by Spoofing
Timeline
Published18 Sep 2026
Updated12 Oct 2026
First seen17 Sep 2026
Sources
CVE-2026-69843 · NVD
CVE-2026-69843 · MITRE
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