← Back to Feed
Anthropic warns infostealer malware is hijacking Claude sessions to drain usage
August 30, 2026 · BleepingComputer · Severity: HIGH
Anthropic is warning some Claude users that infostealer malware on their PCs has stolen active Claude login sessions, allowing attackers to access accounts and consume their usage.
Key Takeaways
- Infostealer malware can hijack active Claude sessions to drain user credits.
- Anthropic warns users to secure devices against credential-stealing malware.
- Stolen login sessions let attackers access accounts without needing passwords.