CVE-2025-56265

HIGH EPSS 42.2%
Published Sep 8, 20259mo ago · Modified Jun 17, 20261w ago
8.8 CVSS 3.1
High
Find Similar
Published Sep 8, 2025 9mo ago
Last Modified Jun 17, 2026 1w ago

Description

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.

CVSS Details

Base Score
8.8
Exploitability
2.8
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
42.2% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available

Weaknesses 1

CWE-434 Unrestricted Upload of File with Dangerous Type Resource Mgmt

Affected Products 3

VendorProductVersionRange
n8nn8n1.95.3any
n8nn8n1.100.1any
n8nn8n1.101.1any

References 3

  • github.com https://github.com/nikolas-ch/CVEs/blob/main/N8N/N8N_v1.100.1/ChatTrigger_StoredXSSviaUnrestrictedFileUpload/StoredXSSviaUnristrictedFileUpload.txt
    Third Party Advisory
  • github.com https://github.com/nikolas-ch/CVEs/tree/main/N8N/N8N_v1.100.1
    Exploit
  • github.com https://github.com/nikolas-ch/CVEs/tree/main/N8N/N8N_v1.100.1/ChatTrigger_StoredXSSviaUnrestrictedFileUpload
    Exploit

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.