VDB

CVE-2026-122986

CVE-2026-122986 PUBLISHED CVSS 7.8 HIGH

Microsoft Azure Kubernetes Service Elevation of Privilege Vulnerability

Reported by microsoft · Published November 10, 2026

Improper privilege management in Microsoft Azure Kubernetes Service allows an authorized attacker to elevate privileges locally.

Fixed versions

Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.

PackageEcosystemFixed in
kernel-mshv-6.6.137.mshv2-2.azl3.x86_64Microsoft6.6.18.34.mshv3-2.azl3

Risk scores

CVSS 3.1
7.8
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C

Affected products

VendorProductVersions
Microsoftkernel-mshv-6.6.137.mshv2-2.azl3.x86_641.0.0
Microsoftkernel-mshv-6.6.137.mshv2-2.azl3.x86_641.0.0
microsoftkernel-mshv-6.6.137.mshv2-2.azl3.x86_641.0.0

Timeline

  • Nov 10, 2026 CVE Published
  • Nov 11, 2026 EPSS Score
  • Nov 11, 2026 Coalition ESS Score
  • Nov 11, 2026 CVE Updated
  • Nov 12, 2026 Security Advisory

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln CVE-2026-122986
vulnetix vdb fixes CVE-2026-122986

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/CVE-2026-122986/fixes/registry"

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