 <p>To see where your is-checkbox-checked data is located, do the following in your controller:</p> <pre><code>// Cake 2.0+ debug($this-&gt;request-&gt;data); // previous versions debug($this-&gt;data); </code></pre> <p>If you want to pass data to your search controller from the current page, you can always add the data to your form:</p> <pre><code>$this-&gt;input ( 'Product.id', array ( 'type' =&gt; 'hidden', 'value' =&gt; $yourProductId ) ); </code></pre>