{keyword}' And (select Char(121)||char(107)||char(70)||char(106) From Information_schema.system_users)=char(103)||char(112)||char(87)||char(114) And 'mppv'='mppv Here

: This part of the query attempts to pull data from a system-level table containing user information. What This Payload Does

Are you seeing these queries in your or a specific application's search field ? : This part of the query attempts to

: This wraps the malicious query in a way that attempts to maintain valid SQL syntax by closing existing quotes and ensuring the final condition ( 'mppV'='mppV' ) is always true. : This part of the query attempts to

: Use a WAF to automatically block requests containing known SQL injection patterns. : This part of the query attempts to

If you are seeing this in your logs, it means an automated scanner or attacker is probing your site for weaknesses. You can defend against this by:

CHAR(121)||CHAR(107)||CHAR(70)||CHAR(106) translates to .