{keyword} And 5241=cast((chr(113)||chr(112)||chr(120)||chr(98)||chr(113))||(select (case When (5241=5241) Then 1 Else 0 End))::text||(chr(113)||chr(118)||chr(112)||chr(106)||chr(113)) As Numeric)-- Apab Apr 2026

🚀 To prevent this, always use Parameterized Queries (Prepared Statements) rather than concatenating user input directly into your SQL strings.

The CAST(... AS NUMERIC) part is a trick to trigger a . 🚀 To prevent this, always use Parameterized Queries

The {KEYWORD} acts as a placeholder for a legitimate search term or ID. The AND operator attempts to append a malicious condition to the original database query. 2. Character Encoding (CHR) The {KEYWORD} acts as a placeholder for a

The snippet (SELECT (CASE WHEN (5241=5241) THEN 1 ELSE 0 END)) is a simple . Since 5241=5241 is always true, it returns 1 . Character Encoding (CHR) The snippet (SELECT (CASE WHEN

The -- at the end tells the database to in the original, legitimate query. This prevents syntax errors from breaking the exploit.

This string is a classic example of a , specifically a Boolean-based/Error-based technique used to test for vulnerabilities in a database. 🔍 Payload Breakdown 1. The Keyword Prefix