PoC-CVE-2026-21858

PoC-CVE-2026-21858 n8n is an open source workflow automation platform. Versions starting with 1.65.0 and below 1.121.0 enable an attacker to access files on the underlying server through execution of certain form-based workflows. A vulnerable workflow could grant access to an unauthenticated remo...

CVE-2026-21858

CVE-2026-21858 n8n Workflow Automation Platform - Remote Code Execution A security research tool for detecting CVE-2026-21858, a critical remote code execution vulnerability in the n8n workflow automation platform. Table of Contents Vulnerability Summary Affected Versions Technical Analysis...

⚡ Weekly Recap: AI Automation Exploits, Telecom Espionage, Prompt Poaching & More

This week made one thing clear: small oversights can spiral fast. Tools meant to save time and reduce friction turned into easy entry points once basic safeguards were ignored. Attackers didn't need novel tricks. They used what was already exposed and moved in without resistance. Scale amplified...

n8n Node.js Package 1.65.0 < 1.121.0 Improper Access Control (Ni8Mare)

The version of the n8n Node.js Package installed on the remote host is prior to 1.121.0. It is, therefore, affected by an improper access control vulnerability: - A vulnerability in n8n allows an attacker to access files on the underlying server through execution of certain form-based workflows. ...

Vulnerability fixed in n8n

N8n has fixed a vulnerability in versions below 1.121.0. The vulnerability in allows unauthorized external malicious parties to access files on the underlying server via specific, form-based workflows. This could expose sensitive information stored on the system and, depending on the configuratio...