Re: WordPress Search Function SQL-Injection
This looks like the bug described here: http://trac.wordpress.org/ticket/3722
"DB error when sanitized search string results in empty query" (Filed January
31)
According to that page:
> I guess it's also worth mentioning that commas
> _are_ being sanitized. The reason for the error is
> that once the commas are gone WordPress attempts
> to wrap the search query with "AND ( $search )"
>
> Since $search is null MySQL throws up an error.
The same error results from searching for just a space. In either case, adding
other characters to the field results in the expected query. It doesn't look
like injection would be possible.