{
  "affected": [
    {
      "ranges": [
        {
          "database_specific": {
            "versions": [
              {
                "introduced": "0"
              },
              {
                "last_affected": "1.95.3"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "1.100.1"
              },
              {
                "introduced": "0"
              },
              {
                "last_affected": "1.101.1"
              }
            ]
          },
          "events": [
            {
              "introduced": "0"
            },
            {
              "last_affected": "7a82358fcfed177dd0f3d2d0bc5438b7a23e1542"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "7e870b8f7f5a39bb8bf82d1f42b6d44febc0082c"
            },
            {
              "introduced": "0"
            },
            {
              "last_affected": "df6236e9dd6ef9603432839615c2a73c9506a83f"
            }
          ],
          "repo": "https://github.com/n8n-io/n8n",
          "type": "GIT"
        }
      ]
    }
  ],
  "details": "An arbitrary file upload vulnerability in the Chat Trigger component of N8N v1.95.3, v1.100.1, and v1.101.1 allows attackers to execute arbitrary code via uploading a crafted HTML file.",
  "id": "CVE-2025-56265",
  "modified": "2026-03-15T13:46:14.129041727Z",
  "published": "2025-09-08T18:15:33.720Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://github.com/nikolas-ch/CVEs/blob/main/N8N/N8N_v1.100.1/ChatTrigger_StoredXSSviaUnrestrictedFileUpload/StoredXSSviaUnristrictedFileUpload.txt"
    },
    {
      "type": "EVIDENCE",
      "url": "https://github.com/nikolas-ch/CVEs/tree/main/N8N/N8N_v1.100.1"
    },
    {
      "type": "EVIDENCE",
      "url": "https://github.com/nikolas-ch/CVEs/tree/main/N8N/N8N_v1.100.1/ChatTrigger_StoredXSSviaUnrestrictedFileUpload"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
      "type": "CVSS_V3"
    }
  ]
}