get-media-type-ancestors

Gets the ancestors of a media type

SERVERMcp Dev SOURCE@umbraco-cms/mcp-dev

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/mcp-dev/get-media-type-ancestors.md

WHAT IT DOES

What get-media-type-ancestors does on Mcp Dev

AI agents call get-media-type-ancestors to retrieve information from Mcp Dev 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-media-type-ancestors is rated Low

This tool retrieves hierarchical metadata about media types in Umbraco CMS. It performs a read-only query to obtain ancestor information. There is no data modification, deletion, execution of code, or financial impact. The blast radius of misuse is minimal—an attacker could only discover the media type structure, which is low-severity reconnaissance.

From the tool's definition Tool name is 'get-media-type-ancestors' and description states it 'Gets the ancestors of a media type' — a purely informational query operation with no side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs get-media-type-ancestors safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp Dev, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For get-media-type-ancestors, this is the rule to start with:

get-media-type-ancestors Allowed

get-media-type-ancestors 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-media-type-ancestors": {}
  }
}

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

The button opens the PolicyLayer dashboard: create your workspace, connect Mcp Dev, apply this rule, and every get-media-type-ancestors call is checked against it from then on.

FAQ

Questions about get-media-type-ancestors

What does the get-media-type-ancestors tool do? +

Gets the ancestors of a media type. It is categorised as a Read tool in the Mcp Dev MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get-media-type-ancestors? +

Register the Mcp Dev MCP server in PolicyLayer and add a rule for get-media-type-ancestors: 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 Mcp Dev. Nothing to install.

What risk level is get-media-type-ancestors? +

get-media-type-ancestors is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get-media-type-ancestors? +

Yes. Add a rate_limit block to the get-media-type-ancestors 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-media-type-ancestors completely? +

Set action: deny in the PolicyLayer policy for get-media-type-ancestors. 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-media-type-ancestors? +

get-media-type-ancestors is provided by the Mcp Dev MCP server (@umbraco-cms/mcp-dev). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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