-5025 Order By — 1#

Attackers increment this number (e.g., ORDER BY 2 , ORDER BY 3 ). When the database throws an error (e.g., "The ORDER BY position number 10 is out of range"), the attacker knows exactly how many columns the original query is fetching.

The number 1 refers to the first column in the SELECT statement. -5025 ORDER BY 1#

The database ignores the final quote and semicolon, executes the sort, and confirms to the attacker that the query is valid and contains at least one column. 4. Impact Attackers increment this number (e

This is the gold standard. It treats user input strictly as data, never as executable code. The database ignores the final quote and semicolon,

Successful use of this payload is the first step in a larger attack. Once the number of columns is known, an attacker can use a UNION SELECT statement to: Extract usernames and passwords. Bypass authentication screens. Gain administrative access to the server.

SELECT name, email FROM users WHERE id = "$input";

Ensure the database user account used by the web application has limited permissions.