pptx_format_table · Pptx MCP: Risk & Policy

WHAT IT DOES

What pptx_format_table does on Pptx

AI agents use pptx_format_table to create or update resources in Pptx — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Pptx environment.

WHY IT NEEDS A POLICY

Why pptx_format_table needs a policy

This tool modifies table formatting attributes (font, colors) within a PowerPoint presentation. These changes are reversible and do not execute code, delete data, or move resources. The blast radius is limited to formatting changes within a single presentation document.

From the tool's definition Tool description states 'Apply bulk formatting to an entire table (font, header colors, alternating rows)' — these are reversible modifications to presentation content that alter appearance without destroying data or executing arbitrary operations.

Risk signalsBulk/mass operation — affects multiple targets

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

pptx_format_table Rate-limited

pptx_format_table stays usable, but capped — an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "pptx_format_table": {
      "limits": [
        {
          "counter": "pptx_format_table_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches Pptx, so you can run agents against it safely.

FAQ

Questions about pptx_format_table

What does the pptx_format_table tool do? +

Apply bulk formatting to an entire table (font, header colors, alternating rows). It is categorised as a Write tool in the Pptx MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on pptx_format_table? +

Register the Pptx MCP server in PolicyLayer and add a rule for pptx_format_table: 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 Pptx. Nothing to install.

What risk level is pptx_format_table? +

pptx_format_table is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit pptx_format_table? +

Yes. Add a rate_limit block to the pptx_format_table 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.

How do I block pptx_format_table completely? +

Set action: deny in the PolicyLayer policy for pptx_format_table. 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.

What MCP server provides pptx_format_table? +

pptx_format_table is provided by the Pptx MCP server (knorq-ai/pptx-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.