Researcher cereblab, testing [xAI's Grok Build coding CLI](https://thehackernews.com/2026/07/grok-build-uploads-entire-git.html) at version 0.2.93, captured network traffic and found the tool was uplo
Users discovered that xAI's Grok CLI tool was [uploading their entire home directory](https://twitter.com/i/status/2076598897779020159) to xAI-controlled Google Cloud Storage buckets — without explici
Researchers at PromptArmor [documented a data exfiltration vulnerability](https://www.promptarmor.com/resources/gpt-for-google-sheets-data-exfiltration) in the popular "GPT for Google Sheets" add-on —