cbs-get-metadata
Fetch metadata (column descriptions) for a specific CBS table ID.
This record as markdown: /tools/io-github-derekslinz-meta-data-mcp/cbs-get-metadata.md
What cbs-get-metadata does on Meta Data Mcp
AI agents call cbs-get-metadata to retrieve information from Meta Data Mcp without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why cbs-get-metadata is rated Low
This tool retrieves metadata (column descriptions) for a CBS table, which is a read-only operation. It queries and returns information without creating, modifying, deleting, or executing any operations. The blast radius of misuse is minimal—an attacker could only gain knowledge of table structure, not access sensitive data, modify records, or trigger external operations. This is a classic Read category tool.
From the tool's definition Tool name 'cbs-get-metadata' and description 'Fetch metadata (column descriptions) for a specific CBS table ID' indicate retrieval of descriptive information without modification or execution of code.
Attacks that exploit this kind of access
The rule that runs cbs-get-metadata safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Meta Data Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For cbs-get-metadata, this is the rule to start with:
cbs-get-metadata is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Meta Data Mcp, apply this rule, and every cbs-get-metadata call is checked against it from then on.
Questions about cbs-get-metadata
Fetch metadata (column descriptions) for a specific CBS table ID. It is categorised as a Read tool in the Meta Data Mcp MCP Server, which means it retrieves data without modifying state.
Register the Meta Data MCP server in PolicyLayer and add a rule for cbs-get-metadata: allow, deny, rate-limit, or require approval. Point your MCP client at the PolicyLayer proxy URL and the rule is enforced on every call, before it reaches Meta Data Mcp. Nothing to install.
cbs-get-metadata is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the cbs-get-metadata rule in your PolicyLayer policy. For example, setting max: 10 and window: 60 limits the tool to 10 calls per minute. Rate limits are tracked per agent session and reset automatically.
Set action: deny in the PolicyLayer policy for cbs-get-metadata. The AI agent will receive a policy violation error and cannot call the tool. You can also include a reason field to explain why the tool is blocked.
cbs-get-metadata is provided by the Meta Data MCP server (pypi:meta-data-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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