Using celebrity images without permission: 59 Photos
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Can I Use That Picture in My Design? How to Legally Use Copyrighted Images Online
FAQs
However, if a company or individual uses a celebrity's image without their permission, they could face civil penalties in a ROP lawsuit.
Using a person's image for commercial purposes could expose you to a potential legal action for defamation and for 'passing off'. 'Passing off' means that an infringement of the law would take place if it could be inferred from your artwork that a link existed between you and another person when this was not the case.
Unless the content is in the public domain, someone who posts it without permission and/or attribution may be liable for copyright infringement.
Ideally, your celebrity photoshoots should be arranged in advance and you should go through the appropriate channels, such as their management. If you happen upon a celebrity going about their day, it's best to respect their privacy rather than ask if you can photograph them.
You might be able to use someone else's content on Instagram if you've gotten permission from them, such as through obtaining a license. You also may be able to use someone else's content if it's in the public domain, is covered by fair use, or there is another exception to copyright.