get_message_media_thumbnail

A read tool on the instantKOM MCP server.

SERVERinstantKOM MCP Server SOURCEinstantkom/mcp-server

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/instantkom-mcp-server/get-message-media-thumbnail.md

WHAT IT DOES

What get_message_media_thumbnail does on instantKOM MCP Server

AI agents call get_message_media_thumbnail to retrieve information from instantKOM MCP Server without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why get_message_media_thumbnail is rated Low

This tool retrieves/fetches a thumbnail of media from a message. It is a read-only operation that queries existing data without modifying, deleting, executing code, or affecting financial state. The blast radius of misuse is minimal—an attacker could view media thumbnails they may not be authorized to see, but this is an information disclosure risk rather than a destructive or operational risk.

From the tool's definition Tool name 'get_message_media_thumbnail' and description 'Get message media thumbnail' indicate a retrieval operation with no modification or side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get_message_media_thumbnail safely

PolicyLayer is an MCP gateway: it sits between your AI agents and instantKOM MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get_message_media_thumbnail, this is the rule to start with:

get_message_media_thumbnail Allowed

get_message_media_thumbnail is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "get_message_media_thumbnail": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect instantKOM MCP Server, apply this rule, and every get_message_media_thumbnail call is checked against it from then on.

FAQ

Questions about get_message_media_thumbnail

What does the get_message_media_thumbnail tool do? +

get_message_media_thumbnail is a read tool on the instantKOM MCP Server MCP server. It is categorised as a Read tool in the instantKOM MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get_message_media_thumbnail? +

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

What risk level is get_message_media_thumbnail? +

get_message_media_thumbnail is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get_message_media_thumbnail? +

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

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

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

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