dev.to· Oct 21, 2026· by cekuu35

RLS is on, so why can another user see my data? 7 Supabase surfaces that leak anyway

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You turned on Row Level Security. You wrote a policy. You tested it with your own account and it...
🎯 Vulnerability: Web Security Vulnerability
💡 Defense Fix: Implement strict input validation, contextual output encoding, and enforce least-privilege authorization controls.
#supabase#security#postgres#webdev