If you're in the UK you can report it to the ICO (Information Commissioner's Office): https://ico.org.uk/make-a-complaint/ https://ico.org.uk/make-a-complaint/.

If you're in the UK you can report it to the ICO (Information Commissioner's Office): https://ico.org.uk/make-a-complaint/ https://ico.org.uk/make-a-complaint/. They have a form specifically for reporting concerns with websites' use of cookies, see https://ico.org.uk/make-a-complaint/cookies/ https://ico.org.uk/make-a-complaint/cookies/.