Anthropic
Disclosed Jul 27, 20262 months agoUnverified
Shared Claude conversations appeared in Google search results
Publicly shared Claude conversation links under claude.ai/share were indexed by Google and could be found by search, exposing legal, technical, business and personal content; the results later stopped appearing.
What is known
| People affected | Not stated in the sources we have |
|---|---|
| Disclosed | Jul 27, 2026 |
| Attack | Exposed data |
| Data exposed | Prompts and chats, Messages, Source code |
| Sector | AI · US |
| Status | Unverified: not yet confirmed by an official notice, a filing or the organization |
Sources
| Source | |
|---|---|
| Google Indexed Claude AI Shared Chats Before Results Were Removedhackread.com · News | News |
Notices filed
| Where | Filed | People |
|---|---|---|
| Researchtotal | Jul 27 |
Other breaches at Anthropic
| Breach | Affected | ||||
|---|---|---|---|---|---|
| Infostealer-stolen session cookies used to hijack Claude accountsAug 313 weeks agoHackingUnverified | Aug 313 weeks ago | Hacking | AI | Unverified | Unknown |
| Claude Code source code accidentally published in npm packageMar 315 months agoExposed dataUnverified | Mar 315 months ago | Exposed data | AI | Unverified | Unknown |
| DeepSeek, Moonshot and MiniMax used 24,000 fraudulent accounts to distill ClaudeFeb 237 months agoAI or model | Feb 237 months ago | AI or model | AI | Confirmed | Unknown |
| Chinese state group manipulated Claude Code to attack about 30 organizationsNov 13, 202510 months agoHacking | Nov 13, 202510 months ago | Hacking | AI | Confirmed | Unknown |
| Cybercriminal used Claude Code to steal and extort data from at least 17 organizationsAug 27, 20251 year agoExtortion | Aug 27, 20251 year ago | Extortion | AI | Confirmed | Unknown |
| Contractor mistakenly emailed file of customer names and credit balances to third partyJan 29, 20242 years agoInsiderUnverified | Jan 29, 20242 years ago | Insider | AI | Unverified | Unknown |
History of this record
- 2026-09-25 · added · seed source
First seen 2026-09-25 (Research). Record counts are as reported. Not legal advice.