{keyword}';waitfor Delay '0:0:5'-- Apr 2026

The payload is crafted to manipulate a database query by breaking out of the intended logic and forcing the server to pause.

: Strict allow-listing of expected characters can prevent special symbols like ; or -- from reaching the query. {KEYWORD}';WAITFOR DELAY '0:0:5'--

: This character acts as a statement terminator, allowing a second, malicious command to be executed immediately after. The payload is crafted to manipulate a database

: If the website takes exactly 5 seconds longer to load than usual after this input, the attacker knows the application is vulnerable to SQL injection. allowing a second

: Deploy a WAF to detect and block common SQL injection patterns automatically.

: Once a vulnerability is confirmed, attackers can use similar techniques to extract sensitive information, like user credentials or financial data.