{keyword}' Union All Select Null,null,null,null,null,null,null,null From Msysaccessobjects-- Udhz 🏆

The best way to stop these attacks is to never "glue" user input directly into your database queries. Instead, use:

Are you working on or just curious about how these injection patterns work? The best way to stop these attacks is

It looks like you’ve included a SQL injection payload in your request. This specific string is designed to test for vulnerabilities in a database by attempting to "union" (combine) your query results with data from a system table—in this case, MSysAccessObjects , which is specific to [1, 2, 4]. which is specific to [1