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Character.AI

Disclosed Dec 17, 20241 year agoConfirmed

Official notice

Configuration change exposed parts of some users' accounts and chats to others

Character.AI said a change made while refreshing featured characters briefly made parts of some users' account pages, which could include names, bios, personas, voices or chats, visible to other users for about ten minutes; fewer than 0.01% of users were affected.

What is known

People affectedNot stated in the sources we have
DisclosedDec 17, 2024
AttackExposed data
Data exposedNames, Messages, Prompts and chats
SectorAI · US
StatusConfirmed

Sources

Source
Sharing More About the Recent Incidentblog.character.ai · The organization

Notices filed

WhereFiledPeople
ResearchtotalDec 17, 2024
History of this record
  • 2026-09-25 · added · seed source

First seen 2026-09-25 (Research), confirmed by Research. Record counts are as reported. Not legal advice.

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