SQL Query Tools MCP Server

MCP server for connecting to SQL Server in readonly mode. Allows any MCP client to explore the schema and run SELECT queries against a SQL Server database.

→ negrip/mcp-sqlserver-readonly · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 2 high

Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.

✅

No credential exfiltration, no sensitive file access, no obfuscation

Static analysis found nothing flowing your secrets to unexpected places.

🔐

You'll be asked for 1 credential: SQL_PASSWORD

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// known CVEs in dependencies2 high

Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.

high@modelcontextprotocol/sdk@0.6.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@0.6.0GHSA-w48q-cv73-mx4w

Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default

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// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configALLOWED_TABLES— leave empty to expose all tables (supports wildcards: dbo.prefix_)

configAUDIT_LOG— false # set to true to enable audit logging

configAUDIT_LOG_DIR— ./logs # folder where daily log files are written

configMAX_ROWS— 200 # maximum rows returned per query

configSCHEMA_CACHE_TTL_MINUTES— 5 # how long to cache schema results in memory (default: 5 min)

configSQL_DATABASE— MyDatabase

configSQL_ENCRYPT— false # set to true for Azure SQL or cloud servers

configSQL_INSTANCE— leave empty if not using a named instance

🔐 secretSQL_PASSWORD— my_password

configSQL_QUERY_TIMEOUT— 30000 # query timeout in milliseconds (default: 30s)

configSQL_SERVER— Check that , SQL_USER and SQL_PASSWORD in .env are correct.

configSQL_TRUST_SERVER_CERT— If SQL_ENCRYPT is true (cloud servers), make sure to also set =true.

configSQL_USER— Check that SQL_SERVER, and SQL_PASSWORD in .env are correct.

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 6 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/negrip-mcp-sqlserver-readonly-b8aynn)](https://m8ven.ai/mcp/negrip-mcp-sqlserver-readonly-b8aynn)

commit: 85ce6cdc54f9af0ef88d84cb9b6923587fc8f741

code hash: 17ff95f2af7ed92514da8cbc52c9e43c2e35ac99866004304e7f80c4068f5d78

verified: 6/24/2026, 10:12:19 AM

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