The app allows users to save Snapchat photos and videos, which otherwise disappear when viewed through the original app.
The images are likely to include child pornography, given half of Snapchat's users are aged between 13 and 17.
But some users have highlighted that they can find the images elsewhere.
It looks like celebrities are not the only ones who are having their private pictures hacked! While Brad - who snapped himself while using the new 'old man' filter - decided to do a little cover up after the fact, it still made for a very racy picture.
Users who had been accessing the service via a third-party app, and not the official Snapchat app, had their images intercepted.
When will the world stop breaking demi down and just support her? Allowing users to receive photos and videos, SnapSaved.
Her ex decided to share the picture among his friends, and before long the image had circulated beyond control, with Spiranac having to face a barrage of messages from strangers that had seen the image.