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CVE-2026-34040

CVE-2026-34040 · Moby: AuthZ plugin bypass with oversized request body

This page contains facts from public vulnerability sources. Check the original advisory before updating.

Moby is an open source container framework. Prior to version 29.3.1, a security vulnerability has been detected that allows attackers to bypass authorization plugins (AuthZ). This issue has been patched in version 29.3.1.

CVSS 8.8 · High · EPSS 0.2% · Fix available

Published
Updated

Stack: system · containers

Affected products and versions

  • docker engine

    Versions
    • < 29.3.1: Affected

    No fix published

  • docker.io Debian:12

    Versions
    • 20.10.24+dfsg1-1
    • 20.10.24+dfsg1-1+deb12u1
    • 20.10.25+dfsg1-1
    • 20.10.25+dfsg1-2
    • 20.10.25+dfsg1-3
    • 20.10.25+dfsg1-4
    • 26.1.4+dfsg1-1
    • 26.1.4+dfsg1-2
    • 26.1.4+dfsg1-3
    • 26.1.4+dfsg1-4
    • 26.1.4+dfsg1-5
    • 26.1.4+dfsg1-6
    • 26.1.4+dfsg1-7
    • 26.1.4+dfsg1-8
    • 26.1.4+dfsg1-9
    • 26.1.4+dfsg2-1
    • 26.1.4+dfsg3-1
    • 26.1.5+dfsg1-1
    • 26.1.5+dfsg1-10
    • 26.1.5+dfsg1-2
    • 26.1.5+dfsg1-3
    • 26.1.5+dfsg1-4
    • 26.1.5+dfsg1-5
    • 26.1.5+dfsg1-6
    • 26.1.5+dfsg1-7
    • 26.1.5+dfsg1-8
    • 26.1.5+dfsg1-9
    • 27.5.1+dfsg1-1
    • 27.5.1+dfsg1-2
    • 27.5.1+dfsg2-1
    • 27.5.1+dfsg3-1
    • 27.5.1+dfsg3-2
    • 27.5.1+dfsg3-3
    • 27.5.1+dfsg3-4
    • 27.5.1+dfsg3-5
    • 27.5.1+dfsg3-6
    • 27.5.1+dfsg4-1
    • 27.5.1+dfsg4-2
    • 28.5.2+dfsg1-1
    • 28.5.2+dfsg2-1
    • 28.5.2+dfsg3-1
    • 28.5.2+dfsg3-2
    • 28.5.2+dfsg4-1
    • 28.5.2+dfsg4-2
    • 28.5.2+dfsg4-3
    • 28.5.2+dfsg4-4
    • 28.5.2+dfsg4-5
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • docker.io Debian:13

    Versions
    • 26.1.5+dfsg1-9
    Affected ranges
    • ECOSYSTEM: < 26.1.5+dfsg1-9+deb13u1

    Update to 26.1.5+dfsg1-9+deb13u1

  • docker.io Debian:14

    Versions
    • 26.1.5+dfsg1-10
    • 26.1.5+dfsg1-9
    • 27.5.1+dfsg1-1
    • 27.5.1+dfsg1-2
    • 27.5.1+dfsg2-1
    • 27.5.1+dfsg3-1
    • 27.5.1+dfsg3-2
    • 27.5.1+dfsg3-3
    • 27.5.1+dfsg3-4
    • 27.5.1+dfsg3-5
    • 27.5.1+dfsg3-6
    • 27.5.1+dfsg4-1
    • 27.5.1+dfsg4-2
    • 28.5.2+dfsg1-1
    • 28.5.2+dfsg2-1
    • 28.5.2+dfsg3-1
    • 28.5.2+dfsg3-2
    • 28.5.2+dfsg4-1
    Affected ranges
    • ECOSYSTEM: < 28.5.2+dfsg4-2

    Update to 28.5.2+dfsg4-2

  • docker.io Ubuntu:Pro:16.04:LTS

    Versions
    • 1.6.2~dfsg1-1ubuntu4
    • 1.10.2-0ubuntu3
    • 1.10.2-0ubuntu4
    • 1.10.3-0ubuntu1
    • 1.10.3-0ubuntu4
    • 1.10.3-0ubuntu5
    • 1.10.3-0ubuntu6
    • 1.11.2-0ubuntu5~16.04
    • 1.12.1-0ubuntu13~16.04.1
    • 1.12.3-0ubuntu4~16.04.2
    • 1.12.6-0ubuntu1~16.04.1
    • 1.13.1-0ubuntu1~16.04.2
    • 17.03.2-0ubuntu2~16.04.1
    • 18.06.1-0ubuntu1~16.04.2
    • 18.06.1-0ubuntu1.2~16.04.1
    • 18.09.2-0ubuntu1~16.04.1
    • 18.09.5-0ubuntu1~16.04.2
    • 18.09.7-0ubuntu1~16.04.1
    • 18.09.7-0ubuntu1~16.04.4
    • 18.09.7-0ubuntu1~16.04.5
    • 18.09.7-0ubuntu1~16.04.6
    • 18.09.7-0ubuntu1~16.04.7
    • 18.09.7-0ubuntu1~16.04.9+esm1
    • 18.09.7-0ubuntu1~16.04.9+esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • docker.io Ubuntu:Pro:18.04:LTS

    Versions
    • 1.13.1-0ubuntu6
    • 17.03.2-0ubuntu1
    • 17.03.2-0ubuntu3
    • 17.03.2-0ubuntu5
    • 17.12.1-0ubuntu1
    • 18.06.1-0ubuntu1~18.04.1
    • 18.06.1-0ubuntu1.2~18.04.1
    • 18.09.2-0ubuntu1~18.04.1
    • 18.09.5-0ubuntu1~18.04.2
    • 18.09.7-0ubuntu1~18.04.1
    • 18.09.7-0ubuntu1~18.04.3
    • 18.09.7-0ubuntu1~18.04.4
    • 19.03.6-0ubuntu1~18.04.1
    • 19.03.6-0ubuntu1~18.04.2
    • 19.03.6-0ubuntu1~18.04.3
    • 20.10.2-0ubuntu1~18.04.2
    • 20.10.2-0ubuntu1~18.04.3
    • 20.10.7-0ubuntu1~18.04.1
    • 20.10.7-0ubuntu1~18.04.2
    • 20.10.7-0ubuntu5~18.04.2
    • 20.10.7-0ubuntu5~18.04.3
    • 20.10.12-0ubuntu2~18.04.1
    • 20.10.21-0ubuntu1~18.04.2
    • 20.10.21-0ubuntu1~18.04.3
    • 20.10.21-0ubuntu1~18.04.3+esm1
    • 20.10.21-0ubuntu1~18.04.3+esm2
    • 20.10.21-0ubuntu1~18.04.3+esm3
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • docker.io Ubuntu:Pro:20.04:LTS

    Versions
    • 19.03.2-0ubuntu1
    • 19.03.6-0ubuntu1
    • 19.03.8-0ubuntu1
    • 19.03.8-0ubuntu1.20.04
    • 19.03.8-0ubuntu1.20.04.1
    • 19.03.8-0ubuntu1.20.04.2
    • 20.10.2-0ubuntu1~20.04.2
    • 20.10.2-0ubuntu1~20.04.3
    • 20.10.7-0ubuntu1~20.04.1
    • 20.10.7-0ubuntu1~20.04.2
    • 20.10.7-0ubuntu5~20.04.1
    • 20.10.7-0ubuntu5~20.04.2
    • 20.10.12-0ubuntu2~20.04.1
    • 20.10.21-0ubuntu1~20.04.1
    • 20.10.21-0ubuntu1~20.04.2
    • 20.10.21-0ubuntu1~20.04.4
    • 20.10.21-0ubuntu1~20.04.5
    • 20.10.21-0ubuntu1~20.04.6
    • 20.10.21-0ubuntu1~20.04.6+esm1
    • 20.10.21-0ubuntu1~20.04.6+esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • docker.io-app Ubuntu:Pro:20.04:LTS

    Versions
    • 20.10.25-0ubuntu1~20.04.1
    • 20.10.25-0ubuntu1~20.04.2
    • 24.0.5-0ubuntu1~20.04.1
    • 24.0.7-0ubuntu2~20.04.1
    • 26.1.3-0ubuntu1~20.04.1
    • 26.1.3-0ubuntu1~20.04.1+esm1
    • 26.1.3-0ubuntu1~20.04.1+esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • docker.io Ubuntu:Pro:22.04:LTS

    Versions
    • 20.10.7-0ubuntu5
    • 20.10.7-0ubuntu7
    • 20.10.12-0ubuntu1
    • 20.10.12-0ubuntu2
    • 20.10.12-0ubuntu3
    • 20.10.12-0ubuntu3+gke1.24.1
    • 20.10.12-0ubuntu4
    • 20.10.21-0ubuntu1~22.04.2
    • 20.10.21-0ubuntu1~22.04.3
    • 20.10.21-0ubuntu1~22.04.5
    • 20.10.21-0ubuntu1~22.04.6
    • 20.10.21-0ubuntu1~22.04.7
    • 20.10.21-0ubuntu1~22.04.7+esm1
    • 20.10.21-0ubuntu1~22.04.7+esm2
    • 20.10.21-0ubuntu1~22.04.8
    • 20.10.21-0ubuntu1~22.04.8+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • docker.io-app Ubuntu:Pro:22.04:LTS

    Versions
    • 20.10.25-0ubuntu1~22.04.1
    • 20.10.25-0ubuntu1~22.04.2
    • 24.0.5-0ubuntu1~22.04.1
    • 24.0.7-0ubuntu2~22.04.1
    • 26.1.3-0ubuntu1~22.04.1
    • 26.1.3-0ubuntu1~22.04.1+esm1
    • 27.5.1-0ubuntu3~22.04.1
    • 27.5.1-0ubuntu3~22.04.2
    • 28.2.2-0ubuntu1~22.04.1
    • 29.1.3-0ubuntu3~22.04.1
    • 29.1.3-0ubuntu3~22.04.2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • docker.io Ubuntu:Pro:24.04:LTS

    Versions
    • 20.10.24+dfsg1-1ubuntu2
    • 20.10.25+dfsg1-2ubuntu1
    • 20.10.25+dfsg1-2ubuntu1+esm1
    • 20.10.25+dfsg1-2ubuntu1+esm2
    • 20.10.25+dfsg1-2ubuntu1.24.04.1
    • 20.10.25+dfsg1-2ubuntu1.24.04.1+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • docker.io-app Ubuntu:Pro:24.04:LTS

    Versions
    • 24.0.5-0ubuntu1
    • 24.0.7-0ubuntu1
    • 24.0.7-0ubuntu2
    • 24.0.7-0ubuntu3
    • 24.0.7-0ubuntu4
    • 24.0.7-0ubuntu4.1
    • 26.1.3-0ubuntu1~24.04.1
    • 26.1.3-0ubuntu1~24.04.1+esm1
    • 27.5.1-0ubuntu3~24.04.1
    • 27.5.1-0ubuntu3~24.04.2
    • 28.2.2-0ubuntu1~24.04.1
    • 29.1.3-0ubuntu3~24.04.1
    • 29.1.3-0ubuntu3~24.04.2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • docker.io Ubuntu:25.10

    Versions
    • 26.1.5+dfsg1-9ubuntu1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • docker.io-app Ubuntu:25.10

    Versions
    • 27.5.1-0ubuntu3
    • 27.5.1-0ubuntu4
    • 28.2.2-0ubuntu1
    • 29.1.3-0ubuntu3~25.10.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • docker.io Ubuntu:26.10

    Versions
    • 27.5.1+dfsg4-2ubuntu1
    • 28.5.2+dfsg4-5ubuntu1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • docker.io-app Ubuntu:26.10

    Versions
    • 29.1.3-0ubuntu4
    • 29.1.3-0ubuntu5
    • 29.1.3-0ubuntu6
    • 29.7.2-0ubuntu1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • docker.io Ubuntu:26.04:LTS

    Versions
    • 26.1.5+dfsg1-9ubuntu1
    • 27.5.1+dfsg4-1ubuntu1
    • 27.5.1+dfsg4-2ubuntu1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • docker.io-app Ubuntu:26.04:LTS

    Versions
    • 28.2.2-0ubuntu1
    • 29.1.2-0ubuntu1
    • 29.1.3-0ubuntu1
    • 29.1.3-0ubuntu2
    • 29.1.3-0ubuntu3
    • 29.1.3-0ubuntu4
    • 29.1.3-0ubuntu4.1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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