{
  "document": {
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE"
      }
    },
    "lang": "nl",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "The Netherlands Cyber Security Center (henceforth: NCSC-NL) maintains this page to enhance access to its information and security advisories. The use of this security advisory is subject to the following terms and conditions:\n\n    NCSC-NL makes every reasonable effort to ensure that the content of this page is kept up to date, and that it is accurate and complete. Nevertheless, NCSC-NL cannot entirely rule out the possibility of errors, and therefore cannot give any warranty in respect of its completeness, accuracy or continuous keeping up-to-date. The information contained in this security advisory is intended solely for the purpose of providing general information to professional users. No rights can be derived from the information provided therein.\n\n    NCSC-NL and the Kingdom of the Netherlands assume no legal liability or responsibility for any damage resulting from either the use or inability of use of this security advisory. This includes damage resulting from the inaccuracy of incompleteness of the information contained in the advisory.\n    This security advisory is subject to Dutch law. All disputes related to or arising from the use of this advisory will be submitted to the competent court in The Hague. This choice of means also applies to the court in summary proceedings."
      },
      {
        "category": "description",
        "text": "N8n heeft een kwetsbaarheid verholpen in de Merge node in SQL-query modus (Specifiek voor versies v\u00f3\u00f3r 2.10.1, 2.9.3 en 1.123.22).",
        "title": "Feiten"
      },
      {
        "category": "description",
        "text": "De kwetsbaarheid bevindt zich in de wijze waarop de Merge node SQL-query\u0027s uitvoert. Geauthenticeerde gebruikers met rechten voor het cre\u00ebren of wijzigen van workflows kunnen willekeurige code uitvoeren en bestanden op de server schrijven. Dit wordt mogelijk gemaakt door onvoldoende validatie in de uitvoering van SQL-query\u0027s, wat leidt tot code-injectie. De kwetsbaarheid is aanwezig in versies v\u00f3\u00f3r 2.10.1, 2.9.3 en 1.123.22.",
        "title": "Interpretaties"
      },
      {
        "category": "description",
        "text": "n8n heeft patches uitgebracht om de kwetsbaarheid te verhelpen. Zie bijgevoegde referenties voor meer informatie.",
        "title": "Oplossingen"
      },
      {
        "category": "general",
        "text": "medium",
        "title": "Kans"
      },
      {
        "category": "general",
        "text": "high",
        "title": "Schade"
      },
      {
        "category": "general",
        "text": "Improper Neutralization of Special Elements used in an SQL Command (\u0027SQL Injection\u0027)",
        "title": "CWE-89"
      },
      {
        "category": "general",
        "text": "Improper Control of Generation of Code (\u0027Code Injection\u0027)",
        "title": "CWE-94"
      }
    ],
    "publisher": {
      "category": "coordinator",
      "contact_details": "cert@ncsc.nl",
      "name": "Nationaal Cyber Security Centrum",
      "namespace": "https://www.ncsc.nl/"
    },
    "references": [
      {
        "category": "external",
        "summary": "Reference",
        "url": "https://github.com/advisories/GHSA-wxx7-mcgf-j869"
      }
    ],
    "title": "Kwetsbaarheid verholpen in n8n Automation Platform",
    "tracking": {
      "current_release_date": "2026-03-04T14:03:54.207583Z",
      "generator": {
        "date": "2025-08-04T16:30:00Z",
        "engine": {
          "name": "V.A.",
          "version": "1.3"
        }
      },
      "id": "NCSC-2026-0075",
      "initial_release_date": "2026-03-04T14:03:54.207583Z",
      "revision_history": [
        {
          "date": "2026-03-04T14:03:54.207583Z",
          "number": "1.0.0",
          "summary": "Initiele versie"
        }
      ],
      "status": "final",
      "version": "1.0.0"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "vers:unknown/*",
                "product": {
                  "name": "vers:unknown/*",
                  "product_id": "CSAFPID-1"
                }
              }
            ],
            "category": "product_name",
            "name": "N8N"
          }
        ],
        "category": "vendor",
        "name": "N8N"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-27497",
      "cwe": {
        "id": "CWE-89",
        "name": "Improper Neutralization of Special Elements used in an SQL Command (\u0027SQL Injection\u0027)"
      },
      "notes": [
        {
          "category": "other",
          "text": "Improper Neutralization of Special Elements used in an SQL Command (\u0027SQL Injection\u0027)",
          "title": "CWE-89"
        },
        {
          "category": "other",
          "text": "Improper Control of Generation of Code (\u0027Code Injection\u0027)",
          "title": "CWE-94"
        },
        {
          "category": "description",
          "text": "A vulnerability in n8n\u0027s Merge node SQL query mode allows authenticated users with workflow modification permissions to execute arbitrary code and write files on the server, fixed in versions 2.10.1, 2.9.3, and 1.123.22.",
          "title": "Summary"
        },
        {
          "category": "general",
          "text": "CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H",
          "title": "CVSSV4"
        }
      ],
      "product_status": {
        "known_affected": [
          "CSAFPID-1"
        ]
      },
      "references": [
        {
          "category": "self",
          "summary": "CVE-2026-27497 | NCSC-NL Website",
          "url": "https://vulnerabilities.ncsc.nl/csaf/v2/2026/cve-2026-27497.json"
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 9.9,
            "baseSeverity": "CRITICAL",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "CSAFPID-1"
          ]
        }
      ],
      "title": "CVE-2026-27497"
    }
  ]
}