Process Contact Forms: Validate & Store in MongoDB

This n8n workflow efficiently handles contact form submissions by capturing user inputs like name, last name, email, and phone number. It includes a robust validation layer that removes suspicious characters to prevent SQL or script injections, checks phone number formats, and flags invalid entries to avoid database pollution. Data is then formatted into snake_case fields (e.g., first_name, last_name) for consistency before insertion into MongoDB Atlas. The workflow starts with a Form Submissio