Zploit 0-Day Shell

:: Editing File: view-blog.php

<?php 
   include 'conn.php';

if (isset($_GET['id'])) {
    $id = $_GET['id'];

$sql = "SELECT * FROM blogs WHERE id = $id";
}
else
{
   $sql = "SELECT * FROM blogs ORDER BY id DESC LIMIT 1";   
}

$result = mysqli_query($conn, $sql);

if (mysqli_num_rows($result) > 0) {
  // output data of each row
  $row = mysqli_fetch_assoc($result);
    
$title =  $row['title'];
$content =  $row['content'];
$image =  $row['image'];
$pid =  $row['id'];

} else {
  echo "0 results";
}
?>

<?php include 'header.php'; ?>        
        <section class="breadcrumb-area text-center">
            <div class="container">
                <div class="row">
                    <div class="col-md-12">
                        <h2><?php echo $title; ?></h2>
                        <ul class="list-unstyled list-inline">
                            <li class="list-inline-item"><a href="#">Home</a></li>
                            <li class="list-inline-item"><i class="fa fa-long-arrow-right"></i><?php echo $title; ?></li>
                        </ul>
                    </div>
                </div>
            </div>
        </section>

<section class="blog-details">
        	<div class="container">
        		<div class="row">
                    <div class="col-lg-9 col-md-9">
                        <div class="blog-d-box">
                            <div class="image-box">
                                <img src="<?php echo $image; ?>" alt="<?php echo $title; ?>" class="img-fluid">
                            </div>
                            <div class="image-content">
                                <h4><?php echo $title; ?></h4>
                                <ul class="list-unstyled list-inline">

<li class="list-inline-item"><i class="fa fa-calendar"></i><?php  $newDate = date("F d, Y", strtotime($row['cdate']));   echo $newDate; ?></li>
                                    <li class="list-inline-item"><i class="fa fa-user-o"></i><a href="#">Admin</a></li>
                                     
                                </ul>

<div style="text-align: justify;">
                                    <?php echo $content; ?>
                                </div>
                            </div>
                            
                        </div>
                    </div>
                    
                         <?php include"sidebar.php";?>
                    
        		</div> 
        	</div>
        </section>

<?php include"footer.php"?>