{"@context":"https://openvex.dev/ns/v0.2.0","@id":"https://database.harborguard.co/cve/CVE-2026-49257/vex.json","author":"HarborGuard Database","role":"Document Creator","timestamp":"2026-06-18T21:01:10.984Z","version":1,"tooling":"HarborGuard Database (https://database.harborguard.co)","statements":[{"vulnerability":{"name":"CVE-2026-49257","@id":"https://www.cve.org/CVERecord?id=CVE-2026-49257","description":"mcp-pinot is a Python-based Model Context Protocol (MCP) server for interacting with Apache Pinot. In versions 3.0.1 and below, mcp-pinot defaults to running an HTTP MCP server bound to 0.0.0.0:8080 with no authentication enabled. All MCP tools, including SQL query execution, schema creation, and table-config mutation, are reachable by any network-adjacent caller. The server proxies these calls using server-side Pinot credentials, producing a confused-deputy condition that yields full read/write"},"products":[{"@id":"cpe:2.3:a:startreedata:mcp-pinot:\\<_3.1.0:*:*:*:*:*:*:*","identifiers":{"cpe23":"cpe:2.3:a:startreedata:mcp-pinot:\\<_3.1.0:*:*:*:*:*:*:*"}}],"status":"affected","action_statement":"No fixed version is published yet; monitor the upstream advisory.","timestamp":"2026-06-18T21:01:10.984Z"}]}