Hack.java

import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.util.Scanner;

public class Hack {
    public static void main(String[] args) throws Exception {
        Scanner scanner = new Scanner(System.in);
        System.out.print("Enter a password: ");
        String password = scanner.nextLine();

        Connection con = DriverManager.getConnection("jdbc:sqlite:dont-panic.db");
        String query = """
            UPDATE "users"
            SET "password" = ?
            WHERE "username" = 'admin';
        """;
        PreparedStatement stmt = con.prepareStatement(query);
        stmt.setString(1, password);
        stmt.executeUpdate();

        con.close();
        scanner.close();
    }
}