get-video-info-for-summary-from-url

THE RISK

Low Risk

Why get-video-info-for-summary-from-url needs a policy

This tool queries and retrieves publicly available YouTube data (captions, metadata) without modifying, deleting, or executing any operations. It has read-only semantics and no harmful side effects if called with any valid YouTube URL. Low severity due to benign nature of the data accessed and minimal blast radius.

From the tool's definition Tool description states it 'Extract[s] video information and captions from a YouTube URL' — purely retrieval operations with no side effects.

Documented attack patterns abuse exactly the kind of access get-video-info-for-summary-from-url gives an agent:

POLICY

How to control get-video-info-for-summary-from-url

PolicyLayer is an MCP gateway — it sits between your AI agents and YouTube Video Summarizer MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for get-video-info-for-summary-from-url:

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "get-video-info-for-summary-from-url": {}
  }
}

get-video-info-for-summary-from-url is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.

Create a free account and register YouTube Video Summarizer MCP Server — nothing to install.
Add this policy — paste it, or build it visually.
Point your MCP client (Claude, Cursor, anything) at your gateway URL.

CAP THIS TOOL →

Free to start. No card required.

EXPLORE

Related tools and policies

Read tools on other servers

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Go deeper

The MCP Attack Database → Documented attack patterns against MCP deployments — and the policies that stop them.
Data exfiltration → How read access becomes an exfiltration channel when chained with untrusted content.
MCP token cost → What connecting this server costs in context-window tokens on every request.
Rate Limiting MCP Tool Calls: A Practical Guide →
MCP Security: Why Prompt Guardrails Aren't Enough →

FAQ

Questions about get-video-info-for-summary-from-url

What does the get-video-info-for-summary-from-url tool do? +

Extract video information and captions from a YouTube URL. It is categorised as a Read tool in the YouTube Video Summarizer MCP Server MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on get-video-info-for-summary-from-url? +

Register the YouTube Video Summarizer MCP Server MCP server in PolicyLayer and add a rule for get-video-info-for-summary-from-url: 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 YouTube Video Summarizer MCP Server. Nothing to install.

What risk level is get-video-info-for-summary-from-url? +

get-video-info-for-summary-from-url is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit get-video-info-for-summary-from-url? +

Yes. Add a rate_limit block to the get-video-info-for-summary-from-url 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-video-info-for-summary-from-url completely? +

Set action: deny in the PolicyLayer policy for get-video-info-for-summary-from-url. 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-video-info-for-summary-from-url? +

get-video-info-for-summary-from-url is provided by the YouTube Video Summarizer MCP Server MCP server (nabid-pf/youtube-video-summarizer-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policy on every YouTube Video Summarizer MCP Server tool call.

Start from YouTube Video Summarizer MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.

CHECK YOUR STACK →