OWASP A05: Injection (1) — SQL Injection and Command Injection
We write the same book search endpoint with string concatenation, an ADO.NET parameter, Dapper and EF Core, and see how a parameter turns ' OR 1=1 -- into plain data. We examine FromSqlRaw vs FromSql through the EF1002 warning and ToQueryString, use ArgumentList and an allowlist instead of a shell in Process.Start, and clarify where input validation fits with .NET 10's built-in validation.
6 Nov 2026
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10 min
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5
