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Claude Desktop extension dialog on macOS with a security prompt, highlighting sanitized AppleScript parameters and blocked shell operators

Claude Desktop Extensions Vulnerable to Command Injection

Researchers documented CVSS 8.9 command injection in three official Claude Desktop extensions Chrome, iMessage, and Apple Notes. Because those connectors built AppleScript commands with unescaped user input, prompt injection could pivot from web content to local shell execution on macOS. Anthropic patched the issues. This analysis explains the exploit chain, the fixes, and the validation steps security teams should run to keep MCP servers safe.

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ChatGPT browsing window with a blurred results pane, a visible MFA prompt, and a warning about “q=” links and allowlisted redirects

ChatGPT Data Leaks: Seven New Prompt Injection Paths and Real

Seven fresh techniques let attackers leak ChatGPT data through everyday workflows: poisoned search, “q=” one-click links, allowlisted ad redirects, conversation injection, markdown hiding, and memory poisoning. Because exposure rides on normal browsing and memory behavior, prevention requires policy plus proof: sanitize URLs, block bing.com/ck/a, disable Saved Memory for high-risk roles, and validate controls continuously with OWASP LLM Top 10 and MITRE ATLAS as your benchmarks.

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