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CVE-2026-56163

Last refreshed2026-10-24

Status: UPDATED  |  Advisory ID: CVE-2026-56163

Key Details

CVECVE-2026-56163
CVSS Score / Version
10.0 (Critical) / CVSS v3.1
Updated2026-10-24
CVSS Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
CVSS Prose
attack vector is network; attack complexity is low; privileges required is none; user interaction is none; scope is changed; confidentiality impact is high; integrity impact is high; availability impact is high.
Affected products
Microsoft Azure Kubernetes Service (AKS) and Microsoft Azure Kubernetes Service
Classified as
CWE-306 (Missing Authentication for Critical Function)

Affected Products, Subsystems & Sectors

VendorProductAffected VersionsPatch Status
MicrosoftAzure Kubernetes Service (AKS)
MicrosoftAzure Kubernetes Service
SubsystemsIndustrial Edge, IIoT & Cloud Integration
SectorsAll Sectors

What to Know

Missing authentication for critical function in Microsoft Azure Kubernetes Service allows an unauthorized attacker to elevate privileges over a network.

What to Do

Monitor Microsoft's web page for any future patch releases. See vendor advisory link below.

References

SourceReference
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2026-56163
CVEhttps://www.cve.org/CVERecord?id=CVE-2026-56163
Vendor advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-56163

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