Description
Missing authorization in Azure Event Grid allows an authorized attacker to perform spoofing over a network.
Published: 2026-10-08
Score: 7.7 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Fri, 09 Oct 2026 15:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Thu, 08 Oct 2026 22:30:00 +0000

Type Values Removed Values Added
Description Missing authorization in Azure Event Grid allows an authorized attacker to perform spoofing over a network.
Title Azure Event Grid Spoofing Vulnerability
First Time appeared Microsoft
Microsoft azure Event Grid System
Weaknesses CWE-862
CPEs cpe:2.3:a:microsoft:azure_event_grid_system:*:*:*:*:*:*:*:*
Vendors & Products Microsoft
Microsoft azure Event Grid System
References
Metrics cvssV3_1

{'score': 7.7, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N/E:U/RL:O/RC:C'}


Subscriptions

Microsoft Azure Event Grid System
cve-icon MITRE

Status: PUBLISHED

Assigner: microsoft

Published:

Updated: 2026-10-09T14:50:05.028Z

Reserved: 2026-08-31T23:40:59.641Z

Link: CVE-2026-83947

cve-icon Vulnrichment

Updated: 2026-10-09T14:42:46.331Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2026-10-08T23:17:04.423

Modified: 2026-10-09T16:35:35.900

Link: CVE-2026-83947

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-09T00:45:14Z

Weaknesses