CVE-2026-83947

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

CVSS 3.1

6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

EPSS

0.5% chance of exploitation in the next 30 days; higher than 44% of CVEs (scores of 2026-10-25)

CWE

CWE-862

Published

2026-10-08

Modified

2026-10-15

Record from

the NVD, synced 2026-10-19

Affected

• microsoft:azure_event_grid

References

• https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-83947

Check your stackJSON