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v0.dev Security Guide
Q&Av0.dev

Is code generated by v0.dev secure?

Code generated by v0.dev focuses on UI components and layout, primarily producing React and Next.js code with Tailwind CSS and shadcn/ui. The generated code does not include server-side security measures like authentication, authorization, input validation, or database access controls by default. While the UI code itself is generally clean, it is designed as a starting point and assumes developers will add security layers before production use. Generated forms and inputs do not include sanitization or validation logic out of the box. UNPWNED can scan applications built with v0-generated code to identify security gaps that need to be addressed before deployment.

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Last reviewed: 2026-04-07. Based on publicly available security research and UNPWNED scan telemetry.