Anthropic warns infostealer malware is hijacking Claude sessions to drain usage

Anthropic has warned that infostealers are stealing Claude session cookies to access users’ accounts and consume usage at their expense.

But Anthropic urges caution as "research preview" safeguards "aren't absolute."

Anthropic says multiple threat groups, including the financially motivated and state-sponsored espionage groups linked to Russia and China, tried to abuse its Claude AI model for

Last month, a Claude user noticed his account was consuming tokens even though he wasn't working. Anthropic has since warned users about hackers.

Claude is experiencing an outage, with users encountering elevated errors when sending requests to multiple Anthropic AI models. [...]

We found a convincing fake site that installs a trojanized Claude app while quietly deploying PlugX malware.

A flaw in Anthropic's Claude for Chrome browser extension could allow a malicious extension to trigger predefined AI actions by simulating user clicks, potentially allowing it to

How Anthropic says Claude was used for weapons, spying and cyber operations reut.rs/4h2tNoj