An MCP server for OData v4 endpoints, especially Microsoft Dataverse/Dynamics 365, enabling authentication, schema discovery, querying, CRUD, and more via natural language.
Claim it to get a verified publisher badge, a free copy of our full audit findings, and direct contact for any high-priority issues we find.
Install from
M8ven verifies MCPs across every public registry — install directly from whichever one you prefer.
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
@modelcontextprotocol/sdk has cross-client data leak via shared server/transport instance reuse
Anthropic's MCP TypeScript SDK has a ReDoS vulnerability
Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default
fast-xml-parser affected by numeric entity expansion bypassing all entity expansion limits (incomplete fix for CVE-2026-26278)
process.env. You'll be asked to provide them before it can run.ODATA_AUTH— no Set to none for anonymous OData services (e.g. public test services).ODATA_CACHE_DIR— no Where tokens and $metadata are cached (default ~/.config/odatav4-mcp/<host>).ODATA_CLIENT_ID— no Override the Entra app id (default: the well-known Dataverse dev-tools client).ODATA_LOGIN_FLOW— no interactive (default: opens a browser, localhost redirect) or devicecode (enter a code at microsoft.com/devicelogin — for headless/SSH, or if your tenant blocks the browser flow).ODATA_TENANT— no Tenant id or domain (default organizations). Set this if your account exists in multiple tenants.ODATA_URL— yes Service root. A bare Dataverse org URL (https://yourorg.crm.dynamics.com) is expanded to /api/data/v9.2/ automatically.[](https://m8ven.ai/mcp/singlebarrel-odatav4-mcp-1npwlu)