- Published
- Source
- The Hacker News
- Reported by
- 2 publishers
- Filed under
- Data breaches, AI attacks, Attacks
The compromise of Anthropic's official Claude Code extension on Cursor's extension marketplace was the result of the theft of an access key that was exposed in the wake of a breach targeting Fireworks AI. "An attacker obtained an access key we had issued to Fireworks," Cursor said in a Friday update. "The key was exposed by Fireworks, and the attacker used it to copy data from a read-only…
Think your details were in it?
- Check your email address at Have I Been Pwned – it lists the breaches your details have appeared in.
- Change that service's password, and any other account that used the same one. A password manager makes every password unique.
- Turn on two-step verification, and expect scam messages that quote the leaked details to sound convincing.
More helpHave I Been Pwned (opens in a new tab)NCSC: top tips for staying secure online (opens in a new tab)
Also reported by 1 more publisher
Defender’s notebook
The attacker technique behind this story, in MITRE’s terms – and what to check in your own estate.
User Execution
ExecutionWhat a defender checks
- Block programs running from user-writable folders with application control or ASR rules.
- Warn staff about fake CAPTCHA and "paste this command" tricks.
- Hunt for PowerShell or mshta started from the Run dialog.
Build the skillBlue Team Analyst, Endpoint Monitoring
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