Exploit for Improper Input Validation in N8N_61F5A984-F6DE-5060-8EDF-0256034BFF43

{
    "lastseen": "2026-01-17T05:13:19",
    "description": "RECONSTRUCTIONANALYSIS CVE-2026-21858: Ni8mare - n8n RCE Full Chain Exploit 1. Executive Summary & Overview This document presents a deterministic technical reconstruction analysis of the CVE-2026-21858 vulnerability, internally designated as Ni8mare...",
    "published": "2026-01-17T04:57:53",
    "modified": "2026-01-17T04:58:27",
    "type": "githubexploit",
    "title": "Exploit for Improper Input Validation in N8N",
    "source": "",
    "references": "",
    "id": "61F5A984-F6DE-5060-8EDF-0256034BFF43",
    "bulletinFamily": "exploit",
    "cwe": null,
    "cvelist": [
        "CVE-2026-21858"
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    "cvss": {
        "score": 10,
        "severity": "CRITICAL",
        "vector": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:N",
        "version": "3.1"
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    "href": "https://github.com/sastraadiwiguna-purpleeliteteaming/SASTRA-ADI-WIGUNA-CVE-2026-21858-Holistic-Audit",
    "category_name": "Exploit",
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