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CVE-2026-44791

CVE-2026-44791 · n8n: XML Node Prototype Pollution Patch Bypass

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

n8n is an open source workflow automation platform. Prior to 1.123.43, 2.22.1, and 2.20.7, an authenticated user with permission to create or modify workflows could bypass the patch for CVE-2026-42232 in the XML node. When combined with other nodes, this could lead to RCE on the n8n host. This vulnerability is fixed in 1.123.43, 2.22.1, and 2.20.7.

CVSS 9.4 · Critical · EPSS 0.5% · Fix available

Published
Updated

Stack: node

Affected products and versions

  • n8n

    Versions
    • < 1.123.43: Affected
    • >= 2.0.0-rc.0, < 2.20.7: Affected
    • >= 2.21.0, < 2.21.1: Affected

    No fix published

  • n8n npm

    Affected ranges
    • SEMVER: < 1.123.43

    Update to 1.123.43

  • n8n npm

    Affected ranges
    • SEMVER: ≥ 2.21.0, < 2.22.1

    Update to 2.22.1

  • n8n npm

    Affected ranges
    • SEMVER: ≥ 2.0.0-rc.0, < 2.20.7

    Update to 2.20.7

Original sources

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