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CVE-2020-36632

CVE-2020-36632 · hughsk flat index.js unflatten prototype pollution

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

A vulnerability, which was classified as critical, was found in hughsk flat up to 5.0.0. This affects the function unflatten of the file index.js. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). It is possible to initiate the attack remotely. Upgrading to version 5.0.1 is able to address this issue. The name of the patch is 20ef0ef55dfa028caddaedbcb33efbdb04d18e13. It is recommended to upgrade the affected component. The identifier VDB-216777 was assigned to this vulnerability.

CVSS 6.3 · Medium · EPSS 1.2% · Fix available

Published
Updated

Stack: system · node

Affected products and versions

  • flat

    Versions
    • 5.0: Affected

    No fix published

  • flat npm

    Affected ranges
    • SEMVER: < 1.6.2

    Update to 1.6.2

  • flat npm

    Affected ranges
    • SEMVER: ≥ 2.0.0, < 2.0.2

    Update to 2.0.2

  • flat npm

    Versions
    • 3.0.0
    Affected ranges
    • SEMVER: ≥ 3.0.0, < 3.0.1

    Update to 3.0.1

  • flat npm

    Affected ranges
    • SEMVER: ≥ 4.0.0, < 4.0.2

    Update to 4.0.2

  • flat npm

    Versions
    • 5.0.0
    Affected ranges
    • SEMVER: ≥ 5.0.0, < 5.0.1

    Update to 5.0.1

  • qt6-webengine Ubuntu:22.04:LTS

    Versions
    • 6.2.2+dfsg-6ubuntu2
    • 6.2.4+dfsg-1ubuntu1
    • 6.2.4+dfsg-1ubuntu2
    • 6.2.4+dfsg-6ubuntu1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • qt6-webengine Ubuntu:24.04:LTS

    Versions
    • 6.4.2-final+dfsg-11
    • 6.4.2-final+dfsg-12
    • 6.4.2-final+dfsg-12build1
    • 6.4.2-final+dfsg-12ubuntu1
    • 6.4.2-final+dfsg-12ubuntu7
    • 6.4.2-final+dfsg-12ubuntu9
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • qt6-webengine Ubuntu:25.10

    Versions
    • 6.8.3+dfsg-0ubuntu1
    • 6.8.3+dfsg-0ubuntu2
    • 6.9.2+dfsg-2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • qt6-webengine Ubuntu:26.10

    Versions
    • 6.10.2+dfsg-1
    • 6.10.2+dfsg-4
    • 6.10.2+dfsg-5
    • 6.11.2+dfsg-3ubuntu1
    • 6.11.2+dfsg-3ubuntu2
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

  • qt6-webengine Ubuntu:26.04:LTS

    Versions
    • 6.9.2+dfsg-2
    • 6.9.2+dfsg-4
    • 6.9.2+dfsg-4build1
    • 6.9.2+dfsg-4build2
    • 6.10.2+dfsg-1
    Affected ranges
    • ECOSYSTEM: (−∞, +∞)

    No fix published

Original sources

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