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VULNERABILITIES

CVE-2026-72771 Details

Description

n8n versions before 2.32.1 fail to enforce the Allowed HTTP Request Domains allowlist in multiple AI and LLM nodes when user-supplied base or endpoint URLs are configured. Low-privileged workflow editors with use-only access to shared credentials can redirect requests to attacker-controlled hosts and exfiltrate credential secrets for reuse against underlying services.

Metrics

CVSS 3.x Severity and Vector Strings:

NIST: [email protected]CVSS-B:6.5 MEDIUMVector:CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

References to Advisories, Solutions, and Tools

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URLSource(s)Tag(s)
https://github.com/n8n-io/n8n/security/advisories/GHSA-64xh-79j6-r5v8 [email protected]MitigationVendor Advisory
https://www.vulncheck.com/advisories/n8n-before-credential-restriction-bypass-via-ai-llm-nodes [email protected]Third Party Advisory

Weakness Enumeration

CWE-IDCWE NameSource
CWE-863Incorrect Authorization[email protected]

Affected Products

ProductVersions
n8n n8n
< 2.31.5
2.32.0

CPE

  • cpe:2.3:a:n8n:n8n:*:*:*:*:community:node.js:*:*
  • cpe:2.3:a:n8n:n8n:*:*:*:*:enterprise:node.js:*:*
  • cpe:2.3:a:n8n:n8n:2.32.0:*:*:*:community:node.js:*:*
  • cpe:2.3:a:n8n:n8n:2.32.0:*:*:*:enterprise:node.js:*:*

Remediation

  • No remediation found in references.

Change History

3 change records found show changes

QUICK INFO

CVE Dictionary Entry:
CVE-2026-72771
NVD Published Date:
Aug 11, 2026
NVD Last Modified:
Aug 28, 2026
Source:
[email protected]
CVE-2026-72771 Details - Not Deferred