(6957=6957) Then 1 Else 0 End) From Dual)||chr(113)||chr(113)||chr(98)||chr(113)||chr(113)||chr(62))) From Dual) And 'plsa'='pls — {keyword}' And 6957=(select Upper(xmltype(chr(60)||chr(58)||chr(113)||chr(98)||chr(113)||chr(118)||chr(113)||(select (case When

To prevent this, you should concatenate user input directly into SQL strings. Instead:

The payload attempts to force the database to trigger an error message that contains specific data, which confirms the vulnerability and the database type. :

The CHR() functions are used to bypass simple text filters. They translate to: CHR(60) = < CHR(58) = : To prevent this, you should concatenate user input

The initial '{KEYWORD}' AND ... attempts to break out of a single-quoted string literal within a vulnerable SQL query. :

This string is a classic example of an payload, specifically targeting Oracle databases. Technical Breakdown They translate to: CHR(60) = The initial '{KEYWORD}' AND

In Oracle, XMLType is used to parse XML data. If the XML is malformed, the database throws an error. :

: Configure the web server to show generic error pages instead of raw database error strings to the end user. Technical Breakdown In Oracle, XMLType is used to

: Use bind variables (e.g., ? or :1 ) so the input is treated as data, not executable code.