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[NEW] [high] n8n: Multiple vulnerabilities

high
An attacker can exploit multiple vulnerabilities in n8n to escalate privileges, disclose information, manipulate data, perform a Cross-Site Scripting attack, bypass security measures, and execute arbitrary code.

CSIRTS triage

vendor: n8nproduct: n8nPrivilege escalationInformation disclosureCross-site scriptingAuthentication bypassRemote code execution
What
Multiple vulnerabilities in n8n can lead to privilege escalation, information disclosure, data manipulation, XSS attacks, and arbitrary code execution.
Who is affected
Deployments of n8n are affected by these vulnerabilities.
Urgency
Remediation is urgent due to the high severity of the vulnerabilities and potential for exploitation.
Action
Update to the latest version of n8n to mitigate these vulnerabilities.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CERT-Bund (BSI) Security Advisories (DE · national-cert · site)
Severity
high
Published
2026-08-19
Exploitation
Not in CISA KEV at last sync
Language
Machine-translated to English — verify against the original

Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-2267

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