Get all formulas in a spreadsheet range (returns formula expressions, not computed values).
AI agents call spreadsheet_get_formulas to retrieve information from LibreOffice MCP Tools without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and reads formula data from a spreadsheet without modifying, executing, or deleting anything. It is a pure read operation that queries existing spreadsheet content. The emphasis on returning 'formula expressions, not computed values' clarifies it is inspection-only.
From the tool's definition Tool name contains 'get_formulas' and description states it 'returns formula expressions, not computed values' - indicating data retrieval with no modification or side effects.
Attacks that exploit this kind of access
Get all formulas in a spreadsheet range (returns formula expressions, not computed values). It is categorised as a Read tool in the LibreOffice MCP Tools MCP Server, which means it retrieves data without modifying state.
Register the LibreOffice MCP Tools MCP server in PolicyLayer and add a rule for spreadsheet_get_formulas: 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 LibreOffice MCP Tools. Nothing to install.
spreadsheet_get_formulas 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 spreadsheet_get_formulas 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 spreadsheet_get_formulas. 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.
spreadsheet_get_formulas is provided by the LibreOffice MCP Tools MCP server (passerbyflutter/libreoffice-mcp-tools). 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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