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CVE-2026-13055

CVE-2026-13055 · Server crash via aggregation pipeline expression with compound wildcard index specification

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

The `$_internalIndexKey` aggregation expression can be used by any authenticated user to crash a MongoDB server (mongod). The expression fails to handle compound wildcard index specifications, triggering an internal consistency check that aborts the server process. The user must be able to run an aggregation pipeline.

CVSS 7.1 · High · EPSS 0.4% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • mongodb server

    Versions
    • ≥ 7.0, < 7.0.39: Affected (semver)
    • ≥ 8.0, < 8.0.28: Affected (semver)
    • ≥ 8.2.0, < 8.2.12: Affected (semver)
    • ≥ 8.3.0, < 8.3.7: Affected (semver)

    Update to 7.0.39; Update to 8.0.28; Update to 8.2.12; Update to 8.3.7

  • mongodb Ubuntu:Pro:14.04:LTS

    Versions
    • 1:2.4.6-0ubuntu5
    • 1:2.4.6-0ubuntu6
    • 1:2.4.8-1ubuntu1
    • 1:2.4.8-2
    • 1:2.4.9-1
    • 1:2.4.9-1ubuntu1
    • 1:2.4.9-1ubuntu2
    • 1:2.4.9-1ubuntu2+esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • mongodb Ubuntu:Pro:16.04:LTS

    Versions
    • 1:2.6.10-0ubuntu1
    • 1:2.6.10-0ubuntu1+esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • mongodb Ubuntu:Pro:18.04:LTS

    Versions
    • 1:3.4.7-1
    • 1:3.4.7-1ubuntu1
    • 1:3.4.7-1ubuntu2
    • 1:3.4.7-1ubuntu4
    • 1:3.4.14-3ubuntu1
    • 1:3.4.14-3ubuntu2
    • 1:3.6.3-0ubuntu1
    • 1:3.6.3-0ubuntu1.1
    • 1:3.6.3-0ubuntu1.3
    • 1:3.6.3-0ubuntu1.4
    • 1:3.6.3-0ubuntu1.4+esm1
    • 1:3.6.3-0ubuntu1.4+esm2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • mongodb Ubuntu:Pro:20.04:LTS

    Versions
    • 1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu2
    • 1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu5
    • 1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu5.2
    • 1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu5.3
    • 1:3.6.9+really3.6.8+90~g8e540c0b6d-0ubuntu5.3+esm1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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