Clear cell contents in a specified range. This tool removes all values from cells in the specified range, but preserves formatting. Args: - url (string): Full Google Sheets URL - tab_name (string): Name of the tab/sheet - range (string): Range in A1 notation to clear (e.g.,
AI agents call google_sheets_clear_range to permanently remove resources in Google Sheets MCP Server — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
This tool permanently deletes cell contents, which cannot be undone without external recovery mechanisms. Although formatting is preserved, the data loss is irreversible. This makes it Destructive rather than Write. The high severity reflects that an agent misusing this tool could wipe significant spreadsheet data. The confidence is high because the destructive intent is explicitly stated in the description.
From the tool's definition Tool description states 'Clear cell contents in a specified range' and 'removes all values from cells in the specified range'. The action is irreversible deletion of data.
Attacks that exploit this kind of access
Clear cell contents in a specified range. This tool removes all values from cells in the specified range, but preserves formatting. Args: - url (string): Full Google Sheets URL - tab_name (string): Name of the tab/sheet - range (string): Range in A1 notation to clear (e.g.,. It is categorised as a Destructive tool in the Google Sheets MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Google Sheets MCP Server MCP server in PolicyLayer and add a rule for google_sheets_clear_range: 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 Sheets MCP Server. Nothing to install.
google_sheets_clear_range is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the google_sheets_clear_range 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 google_sheets_clear_range. 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.
google_sheets_clear_range is provided by the Google Sheets MCP Server MCP server (saturnino-adrales/gdocs-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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