dev.to· Oct 14, 2026· by sergueyasaelshinder

Your Export Turned a Customer's Name Into a Formula

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The admin screen had a button. Export to CSV. Finance used it every Monday and opened the file in a...
🎯 Vulnerability: Web Security Vulnerability
💡 Defense Fix: Implement strict input validation, contextual output encoding, and enforce least-privilege authorization controls.
#sergueyasaelshinder#security#webdev#csv