Get descendant references for a media item Use this to find all descendant references (child items) that are being referenced for a specific media item. Useful for: • Impact analysis: Before deleting a media folder, see what content would be affected • Dependency tracking: Find all content using ...
AI agents call get-media-by-id-referenced-descendants to retrieve information from Mcp Dev without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves reference information about media descendants without modifying, deleting, or executing any actions. It is a pure read operation that queries relationships within the CMS for analysis purposes. The blast radius of misuse is minimal—an agent could only discover what content references what media, which is informational.
From the tool's definition The tool description explicitly states it is used to 'find all descendant references' and 'get...references for a specific media item'.
Attacks that exploit this kind of access
Get descendant references for a media item Use this to find all descendant references (child items) that are being referenced for a specific media item. Useful for: • Impact analysis: Before deleting a media folder, see what content would be affected • Dependency tracking: Find all content using media from a specific folder hierarchy • Content auditing: Identify which descendant media items are actually being used. It is categorised as a Read tool in the Mcp Dev MCP Server, which means it retrieves data without modifying state.
Register the Mcp Dev MCP server in PolicyLayer and add a rule for get-media-by-id-referenced-descendants: 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.
get-media-by-id-referenced-descendants 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 get-media-by-id-referenced-descendants 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 get-media-by-id-referenced-descendants. 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.
get-media-by-id-referenced-descendants 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.
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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