On Monday, users found that their history contained titles pertaining to unfamiliar topics or functions, as well as titles written in other languages indicating that the flaw was a worldwide issue. Some on Reddit have reported seeing other types of information, but did not provide verifiable evidence to back up these claims. "I see someone else's phone number as the phone number tied to my account. I'm concerned but not concerned enough to quit the app," stated one user. Another alleged that they had signed up for ChatGPT Plus, the $20 (£16) per month subscription plan for the platform, under another email that had become linked to their account and as a result were not granted access to the service.