ThinkPLC-MCP

Item: ThinkPLC-MCP
Rating: 58
Author: M8ven

Enables AI assistants to interact with SIEMENS PLC S7-1500/1200 controllers through their JSON-RPC API, supporting authentication, tag browsing, variable read/write operations, alarm management, and diagnostic buffer access.

→ mrwan84/ThinkPLC-MCP · listed on glama

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// key findings

⚠️

Known vulnerabilities in dependencies: 3 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.

// known CVEs in dependencies3 high

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

high@modelcontextprotocol/sdk@1.13.0GHSA-345p-7cg4-v4c7

@modelcontextprotocol/sdk has cross-client data leak via shared server/transport instance reuse

high@modelcontextprotocol/sdk@1.13.0GHSA-8r9q-7v3j-jr4g

Anthropic's MCP TypeScript SDK has a ReDoS vulnerability

high@modelcontextprotocol/sdk@1.13.0GHSA-w48q-cv73-mx4w

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

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// 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.

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[![M8ven Score](https://m8ven.ai/badge/mcp/mrwan84-thinkplc-mcp-i4g7ca)](https://m8ven.ai/mcp/mrwan84-thinkplc-mcp-i4g7ca)

commit: fb698663281cac5453b82919e58c2190fe79c0cb

code hash: 0d688c96395d376b9ad2d47a651fe7f1a123700e52ce47ab1e238455117e718f

verified: 6/18/2026, 11:30:39 AM

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