eBay API MCP Server 注入漏洞

The eBay API MCP Server is a context-based protocol server developed by YosefHayim as an individual developer. The eBay API MCP Server has a vulnerability related to environment variable injection in the updateEnvFile function. This vulnerability may lead to configuration overrides, denial of...

CVE-2026-27203

The CVE-2026-27203 entry affects ebay-mcp (eBay API MCP Server), where the updateEnvFile function in src/auth/oauth.ts blindly appends or replaces values, enabling CRLF/environment variable injection via the ebay_set_user_tokens tool. This can inject arbitrary environment variables into the .env ...