WID-SEC-W-2026-0532

Vulnerability from csaf_certbund - Published: 2026-02-25 23:00 - Updated: 2026-02-25 23:00
Summary
n8n: Mehrere Schwachstellen
Severity
Hoch
Notes
Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen.
Produktbeschreibung: n8n ist ein Workflow-Automatisierungstool, mit dem verschiedene Anwendungen und Dienste miteinander verbunden werden können, um Aufgaben zu automatisieren.
Angriff: Ein Angreifer kann mehrere Schwachstellen in n8n ausnutzen, um beliebigen Programmcode auszuführen, um Sicherheitsvorkehrungen zu umgehen, um Daten zu manipulieren, um einen SQL-Injection Angriff durchzuführen, und um einen Cross-Site Scripting Angriff durchzuführen.
Betroffene Betriebssysteme: - Linux - Sonstiges - UNIX - Windows
CVE-2026-27493
Affected products
Product Identifier Version Remediation
n8n n8n
n8n
 cpe:/a:n8n:n8n:- —
CVE-2026-27494
Affected products
Product Identifier Version Remediation
n8n n8n
n8n
 cpe:/a:n8n:n8n:- —
CVE-2026-27495
Affected products
Product Identifier Version Remediation
n8n n8n
n8n
 cpe:/a:n8n:n8n:- —
CVE-2026-27497
Affected products
Product Identifier Version Remediation
n8n n8n
n8n
 cpe:/a:n8n:n8n:- —
CVE-2026-27498
Affected products
Product Identifier Version Remediation
n8n n8n
n8n
 cpe:/a:n8n:n8n:- —
CVE-2026-27577
Affected products
Product Identifier Version Remediation
n8n n8n
n8n
 cpe:/a:n8n:n8n:- —
CVE-2026-27578
Affected products
Product Identifier Version Remediation
n8n n8n
n8n
 cpe:/a:n8n:n8n:- —
References
To clipboard 

{
  "document": {
    "aggregate_severity": {
      "text": "hoch"
    },
    "category": "csaf_base",
    "csaf_version": "2.0",
    "distribution": {
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "de-DE",
    "notes": [
      {
        "category": "legal_disclaimer",
        "text": "Das BSI ist als Anbieter f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "n8n ist ein Workflow-Automatisierungstool, mit dem verschiedene Anwendungen und Dienste miteinander verbunden werden k\u00f6nnen, um Aufgaben zu automatisieren.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein Angreifer kann mehrere Schwachstellen in n8n ausnutzen, um beliebigen Programmcode auszuf\u00fchren, um Sicherheitsvorkehrungen zu umgehen, um Daten zu manipulieren, um einen SQL-Injection Angriff durchzuf\u00fchren, und um einen Cross-Site Scripting Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- Sonstiges\n- UNIX\n- Windows",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2026-0532 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0532.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2026-0532 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0532"
      },
      {
        "category": "external",
        "summary": "n8n GitHub Security Advisory GHSA-2p9h-rqjw-gm92 vom 2026-02-25",
        "url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-2p9h-rqjw-gm92"
      },
      {
        "category": "external",
        "summary": "n8n GitHub Security Advisory GHSA-38c7-23hj-2wgq vom 2026-02-25",
        "url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-38c7-23hj-2wgq"
      },
      {
        "category": "external",
        "summary": "n8n GitHub Security Advisory GHSA-75g8-rv7v-32f7 vom 2026-02-25",
        "url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-75g8-rv7v-32f7"
      },
      {
        "category": "external",
        "summary": "n8n GitHub Security Advisory GHSA-f3f2-mcxc-pwjx vom 2026-02-25",
        "url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-f3f2-mcxc-pwjx"
      },
      {
        "category": "external",
        "summary": "n8n GitHub Security Advisory GHSA-fvfv-ppw4-7h2w vom 2026-02-25",
        "url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-fvfv-ppw4-7h2w"
      },
      {
        "category": "external",
        "summary": "n8n GitHub Security Advisory GHSA-jh8h-6c9q-7gmw vom 2026-02-25",
        "url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-jh8h-6c9q-7gmw"
      },
      {
        "category": "external",
        "summary": "n8n GitHub Security Advisory GHSA-jjpj-p2wh-qf23 vom 2026-02-25",
        "url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-jjpj-p2wh-qf23"
      },
      {
        "category": "external",
        "summary": "n8n GitHub Security Advisory GHSA-mmgg-m5j7-f83h vom 2026-02-25",
        "url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-mmgg-m5j7-f83h"
      },
      {
        "category": "external",
        "summary": "n8n GitHub Security Advisory GHSA-mqpr-49jj-32rc vom 2026-02-25",
        "url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-mqpr-49jj-32rc"
      },
      {
        "category": "external",
        "summary": "n8n GitHub Security Advisory GHSA-vjf3-2gpj-233v vom 2026-02-25",
        "url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-vjf3-2gpj-233v"
      },
      {
        "category": "external",
        "summary": "n8n GitHub Security Advisory GHSA-wxx7-mcgf-j869 vom 2026-02-25",
        "url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-wxx7-mcgf-j869"
      },
      {
        "category": "external",
        "summary": "n8n GitHub Security Advisory GHSA-x2mw-7j39-93xq vom 2026-02-25",
        "url": "https://github.com/n8n-io/n8n/security/advisories/GHSA-x2mw-7j39-93xq"
      },
      {
        "category": "external",
        "summary": "EUVD-2026-8761 vom 2026-02-25",
        "url": "https://euvd.enisa.europa.eu/enisa/EUVD-2026-8761"
      }
    ],
    "source_lang": "en-US",
    "title": "n8n: Mehrere Schwachstellen",
    "tracking": {
      "current_release_date": "2026-02-25T23:00:00.000+00:00",
      "generator": {
        "date": "2026-02-26T11:57:01.648+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.5.0"
        }
      },
      "id": "WID-SEC-W-2026-0532",
      "initial_release_date": "2026-02-25T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2026-02-25T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "n8n n8n",
            "product": {
              "name": "n8n n8n",
              "product_id": "T051264",
              "product_identification_helper": {
                "cpe": "cpe:/a:n8n:n8n:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "n8n"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-27493",
      "product_status": {
        "known_affected": [
          "T051264"
        ]
      },
      "release_date": "2026-02-25T23:00:00.000+00:00",
      "title": "CVE-2026-27493"
    },
    {
      "cve": "CVE-2026-27494",
      "product_status": {
        "known_affected": [
          "T051264"
        ]
      },
      "release_date": "2026-02-25T23:00:00.000+00:00",
      "title": "CVE-2026-27494"
    },
    {
      "cve": "CVE-2026-27495",
      "product_status": {
        "known_affected": [
          "T051264"
        ]
      },
      "release_date": "2026-02-25T23:00:00.000+00:00",
      "title": "CVE-2026-27495"
    },
    {
      "cve": "CVE-2026-27497",
      "product_status": {
        "known_affected": [
          "T051264"
        ]
      },
      "release_date": "2026-02-25T23:00:00.000+00:00",
      "title": "CVE-2026-27497"
    },
    {
      "cve": "CVE-2026-27498",
      "product_status": {
        "known_affected": [
          "T051264"
        ]
      },
      "release_date": "2026-02-25T23:00:00.000+00:00",
      "title": "CVE-2026-27498"
    },
    {
      "cve": "CVE-2026-27577",
      "product_status": {
        "known_affected": [
          "T051264"
        ]
      },
      "release_date": "2026-02-25T23:00:00.000+00:00",
      "title": "CVE-2026-27577"
    },
    {
      "cve": "CVE-2026-27578",
      "product_status": {
        "known_affected": [
          "T051264"
        ]
      },
      "release_date": "2026-02-25T23:00:00.000+00:00",
      "title": "CVE-2026-27578"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.


Detection rules are retrieved from Rulezet.