CVE-2026-72771

Summary

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.

Affected Software

VendorProductVersion RangeStatus
n8n-ion8n0 < 2.32.1affected
n8n-ion8n2.32.1unaffected
n8n-ion8n0 < 2.31.5affected
n8n-ion8n2.31.5unaffected

Weaknesses

  • CWE-863: Incorrect Authorization

References