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Microsoft Security Response CenterCVE-2026-39882

OpenTelemetry-Go OTLP HTTP exporters read unbounded HTTP response bodies

MediumVendor CVSS 5.3 / 10 1 CVE Published Apr 11, 2026 at 1:03 AM UTC

Summary

Mariner

Products covered

  • 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

  • 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

Show 17 more products
  • cbl2 moby-containerd-cc 1.7.7-13 on CBL-Mariner 2.0

  • 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

  • azl3 containerd2 2.1.6-2 on Azure Linux 3.0

  • azl3 containerd2 2.2.4-2 on Azure Linux 3.0

  • cbl2 moby-engine 24.0.9-19 on CBL-Mariner 2.0

  • cbl2 prometheus 2.37.9-7 on CBL-Mariner 2.0

Remediation

CBL-Mariner Releases Release Notes

Vendor-listed fixes

  • 0.14.0-11

  • 2.27.0-9

  • 1.7.7-11

  • 25.0.3-17

  • 1.3.0-1

  • 25.0.3-16

  • 2.1.6-3

  • 2.2.4-2

CVEs in this advisory 1

Update history

What changed in later vendor updates

SecurityAlert records field-level changes from the point we begin following a bulletin. Earlier vendor changes may not have a field-by-field record.

    • Added affected products: azl3 containerd2 2.1.6-2 on Azure Linux 3.0, azl3 containerd2 2.2.4-2 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-cc 1.7.7-13 on....
    • Added fixed versions: 1.3.0-1, 2.1.6-3, 2.2.4-2.
    • The vendor changed its remediation guidance.

Updates

  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.

  4. Confirmed at the source

    Our collector saw this advisory during a later source check.