Merhabalar,

Kod yapısından anladığım kadarıyla panel olarak codestar kullanıyorsunuz, kodlarınızı aşağıdaki gibi güncelleyebilirsiniz.,

<div class="haberler col-lg-4 col-md-4 col-sm-5 col-xs-12"> 
***<div class="ha-title"><i class="far fa-newspaper"></i> Haberler & Duyurular</div>
***<?php $recent = new WP_Query(array('showposts' => 3, 'cat' => cs_get_option('cat-list'))); while($recent->have_posts()) : $recent->the_post();?>
***<div class="col-xs-12">
***<div class="haberler-content"> 
***<div class="haber-img"> 
***<?php $image_url = wp_get_attachment_image_src( get_post_thumbnail_id(), 'full'); if ( has_post_thumbnail() ) { ?> 
***<a title="<?php the_title(); ?>" href="<?php the_permalink() ?>" rel="bookmark"><img class="left" src="<?php bloginfo('template_url'); ?>/timthumb.php?src=<?php echo $image_url[0]; ?>&w=100&h=90&zc=1" alt="<?php the_title(); ?>" width="100" height="90" /></a> 
***<?php } else { ?> 
***<a title="<?php the_title(); ?>" href="<?php the_permalink() ?>" rel="bookmark"><img class="left" src="<?php bloginfo('template_url'); ?>/timthumb.php?src=noimage.jpg&w=100&h=90&zc=1" alt="<?php the_title(); ?>" width="100" height="90" /></a> 
***<?php } ?>
***</div>
***<div class="haber-yaz">
***<div class="haber-bas"> <a href="<?php the_permalink() ?>" title="<?php the_title_attribute(); ?>"><?php the_title(); ?></a> </div>
***<div class="haber-ic"> <?php the_excerpt(); ?> </div>
***</div>
***</div>
***</div>
***<?php endwhile; ?>
****
</div>