Exploit for Expression Language Injection in N8N

CVE-2026-65591 Name of the Vulnerable Software and Affected Ve...

CVE-2026-65591 n8n before 1.123.64 Sanitizer Bypass Remote Code Execution

n8n contains a sanitizer bypass vulnerability in the legacy expression evaluator's computed-member handler. An authenticated user with workflow create or modify permissions can craft a malicious expression to bypass the sanitizer and achieve host-level code execution as the n8n process. The legac...