CVE-2026-83938
Azure Kubernetes Configuration Service Elevation of Privilege vulnerability
MSRC advisory October 22, 2026
Alert details
- Source feed
- Microsoft MSRC
- CVE ID
- CVE-2026-83938
- CWE
- CWE-306
- Affected products
- Azure Kubernetes Configuration Service Elevation of Privilege · Microsoft Azure Kubernetes Configuration Service Elevation of Privilege · Microsoft
What happened
Missing authentication for critical function in Azure Kubernetes Configuration Service allows an unauthorized attacker to elevate privileges over a network.
What it means for your business
Azure Kubernetes Configuration Service Elevation of Privilege vulnerability (CVE-2026-83938) was added to Microsoft’s security update guidance. Missing authentication for critical function in Azure Kubernetes Configuration Service allows an unauthorized attacker to elevate privileges over a network. If you need help checking exposure, call (864) 335-9223.
CVSS score
10.0 (Critical)
EPSS probability
0.67%
Sources
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