CVE-2026-27578
An attacker can exploit multiple vulnerabilities in n8n to execute arbitrary code, bypass security measures, manipulate data, perform an SQL injection attack, and conduct a cross-site scripting attack.
CSIRTS triage
- What
- Multiple vulnerabilities allow an attacker to execute arbitrary code, bypass security measures, manipulate data, and perform SQL injection and cross-site scripting attacks.
- Who is affected
- Deployments of n8n are affected.
- Urgency
- Remediation is high urgency due to the severity of the vulnerabilities and potential for exploitation.
- Action
- Update to the latest version of n8n to address these vulnerabilities.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.18% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 8% of all EPSS-scored CVEs.
Advisory coverage (1)
- high[UPDATE] [high] n8n: Multiple vulnerabilitiescert-bund · 2026-07-09
External references
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[](https://www.csirts.com/cve/CVE-2026-27578)