If the page takes (or more) to load, you have confirmed a PostgreSQL Injection vulnerability . 🛡️ How to Fix It
: Available in most modern frameworks (like Django, Rails, or Express), these automatically handle the heavy lifting of security.
: This is the core command for PostgreSQL . It instructs the database to pause for exactly 5 seconds before responding. {KEYWORD}');SELECT PG_SLEEP(5)--
: This is a SQL comment. It ignores the rest of the original, legitimate query so it doesn't cause a syntax error. 🔍 How to Use This for Testing
: Reject any input containing special characters like ; , -- , or SELECT in fields where they don't belong. If the page takes (or more) to load,
: This attempts to "break out" of a text field by providing a closing single quote.
: Find a search bar, login field, or URL parameter (e.g., ://example.com ). Inject the Payload : Replace the input with the payload. Observe the Lag : If the page loads instantly , the input is likely sanitized. It instructs the database to pause for exactly
: Ensure the database user for the web app cannot execute administrative commands like PG_SLEEP .