-1740) Union All Select 34,34,34# Apr 2026

High (Targeting database integrity and data exfiltration). 2. Technical Analysis

Ensure your WAF is configured to flag and block common UNION SELECT patterns [9]. AI responses may include mistakes. Learn more -1740) UNION ALL SELECT 34,34,34#

Attackers use repeating constants like this to determine the number of columns in the original table [3]. If the page loads without an error, they know the table has exactly three columns. High (Targeting database integrity and data exfiltration)

This tells the database to combine the results of the original query with a new query created by the attacker [3, 4]. AI responses may include mistakes

This string is a classic payload designed to test for vulnerabilities in a database [1, 2]. Specifically, it uses a UNION ALL SELECT statement to attempt to append "junk" data (the number 34) to the results of an existing query [3]. Security Incident Report: SQL Injection Probe 1. Incident Overview