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Microsoft Security Response CenterCVE-2026-39882

OpenTelemetry-Go OTLP HTTP exporters read unbounded HTTP response bodies

Mariner

Read the vendor bulletin Get alerts for azl3 containerd2 2.1.6-1 on Azure Linux
5.3CVSS out of 10Medium severity
Scope

What the vendor says is affected

  • azl3 containerd2 2.1.6-1 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 moby-containerd-cc 1.7.7-11 on Azure Linux 3.0
  • azl3 moby-engine 25.0.3-17 on Azure Linux 3.0
  • azl3 azurelinux-image-tools 1.2.0-2 on Azure Linux 3.0
  • azl3 containerd2 2.0.0-18 on Azure Linux 3.0
  • azl3 docker-buildx 0.14.0-10 on Azure Linux 3.0
  • azl3 docker-compose 2.27.0-8 on Azure Linux 3.0
  • cbl2 moby-buildx 0.7.1-28 on CBL Mariner 2.0
  • cbl2 moby-compose 2.17.3-14 on CBL Mariner 2.0
  • cbl2 moby-containerd 1.6.26-13 on CBL Mariner 2.0
  • cbl2 moby-containerd-cc 1.7.7-13 on CBL Mariner 2.0
  • cbl2 moby-engine 24.0.9-19 on CBL Mariner 2.0
  • cbl2 prometheus 2.37.9-7 on CBL Mariner 2.0
  • azl3 moby-containerd-cc 1.7.7-10 on Azure Linux 3.0
  • azl3 moby-engine 25.0.3-15 on Azure Linux 3.0

Versions the vendor lists as fixed

  • 0.14.0-11
  • 2.27.0-9
  • 1.7.7-11
  • 25.0.3-17
  • 25.0.3-16
Next step

What the vendor recommends

CBL-Mariner Releases

Review the complete instructions on the vendor's site
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-2026-39882View CVSS, KEV, EPSS, and threat context
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