Oct 2026: Azure Event Grid Spoofing Vulnerability
CVE-2026-83947 Published on October 8, 2026

Azure Event Grid Spoofing Vulnerability
Missing authorization in Azure Event Grid allows an authorized attacker to perform spoofing over a network.

Vendor Advisory NVD

Weakness Type

What is an AuthZ Vulnerability?

The software does not perform an authorization check when an actor attempts to access a resource or perform an action.

CVE-2026-83947 has been classified to as an AuthZ vulnerability or weakness.


Products Associated with CVE-2026-83947

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Affected Versions

Microsoft Azure Event Grid System Version - is affected by CVE-2026-83947