Description
Missing authorization in Azure Event Grid allows an authorized attacker to perform spoofing over a network.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Microsoft | Azure Event Grid System | - | — |
Advisories 3
- NCSC-2026-0421 Kwetsbaarheden verholpen in Microsoft Azure NCSC-NL (Netherlands) · Oct 13, 2026
- WID-SEC-2026-3834 Microsoft Azure: Mehrere Schwachstellen BSI CERT-Bund (WID) · Oct 8, 2026
- MSRC-CVE-2026-83947 Azure Event Grid Spoofing Vulnerability Microsoft Security Response Center · Oct 8, 2026
References
- Azure Event Grid Spoofing Vulnerability vendor-advisory patch