Insert empty rows or columns into a sheet tab.
AI agents use gdrive_insert_rows_columns to create or update resources in Google Drive MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Google Drive MCP Server environment.
This tool modifies spreadsheet data by inserting new rows or columns, which is a reversible write operation. It does not delete data (which would be Destructive) nor execute arbitrary code, making Write the appropriate category. Severity is medium because inserting rows/columns can disrupt formulas, references, and data integrity in dependent sheets, but the operation is reversible.
From the tool's definition Tool name 'gdrive_insert_rows_columns' and description 'Insert empty rows or columns into a sheet tab' indicate modification of spreadsheet structure.
Attacks that exploit this kind of access
Insert empty rows or columns into a sheet tab. It is categorised as a Write tool in the Google Drive MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Google Drive MCP Server MCP server in PolicyLayer and add a rule for gdrive_insert_rows_columns: 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 Google Drive MCP Server. Nothing to install.
gdrive_insert_rows_columns is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the gdrive_insert_rows_columns 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 gdrive_insert_rows_columns. 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.
gdrive_insert_rows_columns is provided by the Google Drive MCP Server MCP server (wagnerlabs/gdrive-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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