CriticalCritical vulnerability
CVE-2026-69843 (CVSS 10.0)
NVD · officialPublished Sep 18, 2026Risk 50/100EPSS 0.6%
Authentication bypass by spoofing in Microsoft Fabric allows an unauthorized attacker to elevate privileges over a network.
Technical details
CVSS
10.0
AV:NetworkAC:LowPR:NoneUI:NoneC:HighI:HighA:High
Evidence and sources
This record is attributed to NVD. Exploitation status and remediation guidance are kept separate from the vulnerability's technical severity.
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