AI agents call pptx_list_icons to retrieve information from Pptx without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool name pattern 'list_*' is characteristic of Read operations that enumerate or retrieve data. In the context of a PowerPoint editing server, listing available icons is a query operation with no side effects—it retrieves information about icon resources. No data is created, modified, deleted, or executed.
From the tool's definition Tool name 'pptx_list_icons' indicates a listing/retrieval operation. The 'list' prefix strongly suggests querying available icons without modification. Description is empty, which reduces confidence slightly.
Attacks that exploit this kind of access
pptx_list_icons. It is categorised as a Read tool in the Pptx MCP Server, which means it retrieves data without modifying state.
Register the Pptx MCP server in PolicyLayer and add a rule for pptx_list_icons: 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.
pptx_list_icons 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 pptx_list_icons 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 pptx_list_icons. 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.
pptx_list_icons 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.
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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