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Critical Zero-Click Flaw in n8n Allows Full Server Compromise

Infosecurity Magazineby Kevin Poireault ()3 min read4 · 4 reads
Analyze CVE-2026-27493 with Vani AIImpact, affected versions, exploitation, mitigations and detection

Vulnerabilities mentioned

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CVEVulnerabilityCVSSEPSSSignalsPublished
CVE-2026-27493
+1 related CVE
n8n is an open source workflow automation platform
9.5
group max
1%

From the original article

3 min read at infosecurity-magazine.com

Researchers at Pillar Security have found two new critical vulnerabilities in self-hosted and cloud n8n deployments. N8n is a popular open-source workflow automation platform powering hundreds of thousands of enterprise AI systems worldwide. One of the flaws, tracked as CVE-2026-27493, can lead to full takeover of a server without the target clicking on anything and without the attacker needing to be authenticated.

Infosecurity Magazine

By Kevin Poireault · infosecurity-magazine.com

Read the full article at Infosecurity Magazine

A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.