Next, save the following code in a file named upload.php and place it in the same htdocs folder as the uploader.html file: ... For Apache on Linux, a developer will need to perform a 775 chmod ...

To protect themselves, website owners can first and foremost scan for PHP tags in image files; if present, the images should be examined. Disabling image uploads if they’re not strictly ...

For example, it is possible to hide PHP code inside an image file and still have it appear to be an image. When the image is opened, it also executes the code hidden in the file.