GHSA-VHW5-3G5M-8GGF Claude Code has a Domain Validation Bypass which Allows Automatic Requests to Attacker-Controlled Domains

Claude Code contained insufficient URL validation in its trusted domain verification mechanism for WebFetch requests. The application used a startsWith function to validate trusted domains e.g., docs.python.org, modelcontextprotocol.io, this could have enabled attackers to register domains like...