apply_ppt_theme · Office MCP Server MCP: Risk & Policy

WHAT IT DOES

What apply_ppt_theme does on Office MCP Server

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

WHY IT NEEDS A POLICY

Why apply_ppt_theme needs a policy

Applying a theme to a PowerPoint presentation is a reversible modification operation. It creates or modifies the document's formatting properties without destroying data or executing arbitrary external operations. This fits the Write category (creates or modifies data reversibly).

From the tool's definition Tool name is 'apply_ppt_theme' and description states '应用 PowerPoint 主题' (Apply PowerPoint theme). This modifies the presentation's visual appearance by applying a theme, which changes the document's formatting and styling but does not delete data or execute…

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

apply_ppt_theme Rate-limited

apply_ppt_theme 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": {
    "apply_ppt_theme": {
      "limits": [
        {
          "counter": "apply_ppt_theme_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 Office MCP Server, so you can run agents against it safely.

FAQ

Questions about apply_ppt_theme

What does the apply_ppt_theme tool do? +

应用 PowerPoint 主题. It is categorised as a Write tool in the Office MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on apply_ppt_theme? +

Register the Office MCP Server MCP server in PolicyLayer and add a rule for apply_ppt_theme: 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 Office MCP Server. Nothing to install.

What risk level is apply_ppt_theme? +

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

Can I rate-limit apply_ppt_theme? +

Yes. Add a rate_limit block to the apply_ppt_theme 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 apply_ppt_theme completely? +

Set action: deny in the PolicyLayer policy for apply_ppt_theme. 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 apply_ppt_theme? +

apply_ppt_theme is provided by the Office MCP Server MCP server (walkingzzzy/office-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.