CVE-2026-122986: Microsoft Azure Kubernetes Service privilege escalation

CVE-2026-122986 · Severity: high · CVSS 7.8 · Published 2026-11-10

Microsoft Azure Kubernetes Service (AKS) contains a flaw in privilege management that allows an authorized user with local access to escalate their privileges within the cluster. An attacker exploiting this could gain elevated access to container workloads and sensitive cluster data, potentially compromising applications running on the service.

Technologies: Microsoft Azure Kubernetes Service. Vendors: Microsoft.

Quick answers

Is CVE-2026-122986 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-122986 being exploited in the wild.
How severe is CVE-2026-122986?
High severity, with a CVSS score of 7.8, published 10 November 2026.
Which products and versions are affected?
Microsoft Azure Kubernetes Service.
Is there a fix for CVE-2026-122986?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-122986 attacked?
It is attacked with local access, in a hosted service.
Am I affected by CVE-2026-122986?
Check whether you run Microsoft Azure Kubernetes Service. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

A privilege management vulnerability in Azure Kubernetes Service permits local privilege escalation by an authenticated attacker. The flaw allows an authorized user to elevate their permissions beyond their assigned role, potentially gaining administrative access to cluster resources. Exploitation requires local access and prior authorization to the AKS cluster.

Affected products

  • Microsoft Azure Kubernetes Service

Timeline

  • 2026-11-10: disclosed

References

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