I'm not quite sure, but I thought that this message is defined in the message: Using parameters for mysql_query
Exposure (see paragraph 2):
magic_quotes_gpc automatically avoids the things you get in requests from clients ... but he cannot detect the so-called second-level injections:
- .
magic_quotes_gpc SQL-; . - . ,
magic_quotes_gpc . Voilà, SQL-; , , .
googled (http://www.osix.net/modules/article/?id=624):
, SQL . , , , EXEC MS SQL Server, . .