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CVE-2026-18707

CVE-2026-18707 · Improper Input Validation in MongoDB Aggregation Command Handling Leads to Denial of Service

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

An issue in MongoDB Server could allow an authenticated user, including one with no assigned privileges, to cause the server process to terminate unexpectedly by submitting a specially formed aggregation command. This could result in a denial of service.

CVSS 5.3 · Medium · EPSS 0.4% · Fix available

Published
Updated

Stack: system

Affected products and versions

  • mongodb server

    Versions
    • ≥ 8.3.0, < 8.3.8: Affected (semver)

    Update to 8.3.8

  • 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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