Get all fields for a table
AI agents call quickbase_get_table_fields to retrieve information from QuickBase MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and retrieves metadata about table fields without creating, modifying, or deleting any data. It is a pure read operation with minimal blast radius if misused by an AI agent—at worst, an agent could discover the structure of tables, which is non-destructive reconnaissance.
From the tool's definition Tool name 'quickbase_get_table_fields' and description 'Get all fields for a table' indicate a retrieval operation with no side effects.
Attacks that exploit this kind of access
Get all fields for a table. It is categorised as a Read tool in the QuickBase MCP Server MCP Server, which means it retrieves data without modifying state.
Register the QuickBase MCP Server MCP server in PolicyLayer and add a rule for quickbase_get_table_fields: 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 QuickBase MCP Server. Nothing to install.
quickbase_get_table_fields 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 quickbase_get_table_fields 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 quickbase_get_table_fields. 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.
quickbase_get_table_fields is provided by the QuickBase MCP Server MCP server (lawrencecirillo/quickbase-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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