AI agents call get_trending_videos_tool to retrieve information from YtMCP without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool queries and retrieves public trending video data from YouTube without creating, modifying, executing, or deleting anything. It is a straightforward read operation with no side effects. The low severity reflects that misuse would only result in data retrieval, which has minimal blast radius.
From the tool's definition Tool description states 'Fetch currently trending videos from YouTube' - a pure retrieval operation. Server description emphasizes 'read-only access' with tools for 'search, transcripts, and metadata retrieval'.
Attacks that exploit this kind of access
Fetch currently trending videos from YouTube. It is categorised as a Read tool in the YtMCP MCP Server, which means it retrieves data without modifying state.
Register the Yt MCP server in PolicyLayer and add a rule for get_trending_videos_tool: 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 YtMCP. Nothing to install.
get_trending_videos_tool 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_trending_videos_tool 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_trending_videos_tool. 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_trending_videos_tool is provided by the Yt MCP server (utkarshchaudhary009/ytmcp). 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.
Teams ship this data inside their own products. See what a licence covers →