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Microsoft Security Response CenterCVE-2026-39831

Invoking bypass of FIDO/U2F security keys physical interaction in golang.org/x/crypto/ssh

Mariner

Read the vendor bulletin Get alerts for azl3 cert-manager 1.12.15-6 on Azure Linux
9.1CVSS out of 10Critical severity
Scope

What the vendor says is affected

  • azl3 cert-manager 1.12.15-6 on Azure Linux 3.0
  • azl3 cf-cli 8.7.11-5 on Azure Linux 3.0
  • azl3 docker-buildx 0.14.0-11 on Azure Linux 3.0
  • azl3 docker-compose 2.27.0-9 on Azure Linux 3.0
  • azl3 gh 2.62.0-15 on Azure Linux 3.0
  • azl3 kubernetes 1.30.10-23 on Azure Linux 3.0
  • azl3 kubevirt 1.7.1-2 on Azure Linux 3.0
  • azl3 libcontainers-common 20240213-3 on Azure Linux 3.0
  • azl3 moby-engine 25.0.3-17 on Azure Linux 3.0
  • azl3 nvidia-container-toolkit 1.17.8-2 on Azure Linux 3.0
  • azl3 packer 1.9.5-13 on Azure Linux 3.0
  • azl3 telegraf 1.31.0-19 on Azure Linux 3.0
Timeline

When this advisory changed

  1. Published by Microsoft Security Response Center

    The publication date reported by the vendor.

  2. Updated by Microsoft Security Response Center

    The vendor changed the advisory after it was first published.

  3. Added to SecurityAlert

    We collected the advisory from the official source.

Vulnerabilities

CVEs named in this advisory

CVE-2026-39831View CVSS, KEV, EPSS, and threat context
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