OCTOBER 7, 2026
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Case File

CVE-2026-103251

HIGH · CVSS 7.1 EPSS 0.20% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-10-01 · Last synced 2026-10-07

CyberRota Analysis

AI-Generated

A validation bypass vulnerability exists in the community package installation handler of n8n versions prior to 1.123.80 and from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1, allowing attackers with Redis write access to install arbitrary npm packages across all cluster instances without authentication. This could lead to the execution of malicious code and compromise the integrity of the affected systems. Organizations using n8n should prioritize patching to mitigate potential exploitation risks.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

GitHub PoC Links

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-103251
Severity
HIGH
CVSS
7.1
EPSS
0.20%

Original NVD Description

n8n versions before 1.123.80, from 2.0.0 before 2.39.6, and from 2.40.0 before 2.40.1 contain a validation bypass vulnerability in the community package installation handler for queue mode deployments. Attackers with Redis write access can bypass name validation, permission checks, checksum verification, and npm safety checks to install arbitrary npm packages across all cluster instances without authentication.