What is CVE-2026-44210?

CVE-2026-44210 is a security advisory published by Microsoft Security Response Center (MSRC) with Medium severity. Kata Containers have VM Escape via virtiofsd Argument Injection through Default-Enabled Pod Annotations

Which CVE IDs does CVE-2026-44210 cover?

CVE-2026-44210 covers the following CVE IDs: CVE-2026-44210. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of CVE-2026-44210?

CVE-2026-44210 has a CVSS v3 base score of 9.9, published by Microsoft Security Response Center (MSRC).

Which products are affected by CVE-2026-44210?

CVE-2026-44210 affects 4 products, including: azl3 kata-containers 3.19.1.kata3-6 on Azure Linux 3.0; azl3 kata-containers-cc 3.15.0.aks0-15 on Azure Linux 3.0; azl3 kata-containers-cc 3.15.0.aks0-16 on Azure Linux 3.0; azl3 kata-containers-cc 3.15.0.aks0-20 on Azure Linux 3.0.

CVE-2026-44210MediumCVSS 9.9

Kata Containers have VM Escape via virtiofsd Argument Injection through Default-Enabled Pod Annotations

Vendor

Microsoft Security Response Center (MSRC)

Published

July 27, 2026

Last Modified

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🔗 CVE IDs covered (1)

CVE-2026-44210 →

🎯 Affected products4

azl3 kata-containers 3.19.1.kata3-6 on Azure Linux 3.0
azl3 kata-containers-cc 3.15.0.aks0-15 on Azure Linux 3.0
azl3 kata-containers-cc 3.15.0.aks0-16 on Azure Linux 3.0
azl3 kata-containers-cc 3.15.0.aks0-20 on Azure Linux 3.0

✅ Remediation

KBCBL-Mariner Releases (Security Update) — fixed build 3.32.0.kata0-1 Security Update — fixed build 3.15.0.aks0-20

🔗 References (2)

advisoryhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-44210
referencehttps://learn.microsoft.com/en-us/azure/azure-linux/tutorial-azure-linux-upgrade