When an application is vulnerable to SQL injection, an attacker can append their own SQL commands to the original query.
The SQL snippet you've provided, ') UNION ALL SELECT NULL,NULL,NULL# , is a classic payload used to perform a attack.
Specifically, this payload is designed to being returned by a legitimate database query. How This Payload Works
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When an application is vulnerable to SQL injection, an attacker can append their own SQL commands to the original query.
The SQL snippet you've provided, ') UNION ALL SELECT NULL,NULL,NULL# , is a classic payload used to perform a attack.
Specifically, this payload is designed to being returned by a legitimate database query. How This Payload Works
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