CVE-2026-70340: Microsoft Azure Cyclecloud

High severity, CVSS 8.8. EPSS: 0.8% chance of exploitation in the next 30 days.

Missing authorization in Azure CycleCloud allows an authorized attacker to elevate privileges over a network.

Affected products

• Microsoft Azure Cyclecloud: before 8.9.1 (fixed in 8.9.1)

Published 2026-08-11. Last modified 2026-08-17.