Create SQLInjectionExample.java

Author: milansamuel609

SQLInjectionExample.java

@@ -0,0 +1,42 @@
+// Security Vulnerability #3757
+// The below code is for the security vulnerability that has been programmed by me in java itself. You can simply convert my code to your preferred programming language and then edit it and after that use it.
+
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.ResultSet;
+import java.sql.Statement;
+import java.util.Scanner;
+
+public class SQLInjectionExample {
+    public static void main(String[] args) {
+        Scanner scanner = new Scanner(System.in);
+        System.out.print("Enter username: ");
+        String username = scanner.nextLine();
+        
+        System.out.print("Enter password: ");
+        String password = scanner.nextLine();
+
+        try {
+            // Connect to the database
+            Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/mydatabase", "root", "password");
+            Statement statement = connection.createStatement();
+
+            // Vulnerable SQL query (user inputs are not sanitized)
+            String query = "SELECT * FROM users WHERE username = '" + username + "' AND password = '" + password + "'";
+
+            ResultSet resultSet = statement.executeQuery(query);
+
+            // Checking if login is successful
+            if (resultSet.next()) {
+                System.out.println("Login successful!");
+            } else {
+                System.out.println("Login failed!");
+            }
+
+            connection.close();
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+        scanner.close();
+    }
+}