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Claude Code’s Network Sandbox Vulnerability Exposes User Credentials and Source Code

📅 21 May 2026 at 02:45 UTC📰 Cyber Security NewsView original source ↗
Claude Code’s Network Sandbox Vulnerability Exposes User Credentials and Source Code

Anthropic’s Claude Code AI coding assistant harbored a critical network sandbox bypass for over five months, allowing attackers to exfiltrate credentials, source code, and environment variables from developer systems, and the company issued no public advisory for either incident. Security researcher Aonan Guan has publicly disclosed a second complete bypass of Claude Code’s network sandbox, […] The post Claude Code’s Network Sandbox Vulnerability Exposes User Credentials and Source Code appeared first on Cyber Security News.

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