Local MCP server that exposes eBay Sell APIs to AI assistants with OAuth, tool gating, and stdio/HTTP transports.
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Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.
fast-xml-parser has an entity encoding bypass via regex injection in DOCTYPE entity names
When Vitest UI server is listening, arbitrary file can be read and executed
axios Vulnerable to Full Man-in-the-Middle via Prototype Pollution Gadget in `config.proxy`
axios Vulnerable to Credential Theft and Response Hijacking via Prototype Pollution Gadget in Config Merge
Axios: Header Injection via Prototype Pollution
process.env. You'll be asked to provide them before it can run.EBAY_APP_ACCESS_TOKENEBAY_CLIENT_ID— your_client_idEBAY_CLIENT_SECRET— your_client_secretEBAY_CONTENT_LANGUAGE— en-US # Default request content language (global)EBAY_ENABLE_FILE_LOGGINGEBAY_ENVIRONMENT— sandbox # or "production"EBAY_LOG_LEVEL— debug # Options: error, warn, info, http, verbose, debug, sillyEBAY_MARKETPLACE_ID— EBAY_US # Default marketplace (overridable by many tools)EBAY_REDIRECT_URI— your_runameEBAY_USER_ACCESS_TOKENEBAY_USER_REFRESH_TOKEN— your_refresh_token # For higher rate limitsHTTPS_PROXYHTTP_PROXYhttp_proxyhttps_proxy[](https://m8ven.ai/mcp/yosefhayim-ebay-mcp-p7y9ul)