crow_jellyfin_browse
Browse Jellyfin library by collection or media type with sorting and pagination
This record as markdown: /tools/kh0pper-crow/crow-jellyfin-browse.md
What crow_jellyfin_browse does on Crow
AI agents call crow_jellyfin_browse to retrieve information from Crow without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
Why crow_jellyfin_browse is rated Low
This tool retrieves and queries media library data from Jellyfin with filtering options. It has no side effects—it does not create, modify, delete, or execute operations. The ability to browse with sorting and pagination are standard read operations. Severity is low because misuse would only expose existing media metadata already accessible through normal Jellyfin access controls.
From the tool's definition Tool name and description indicate browsing functionality: "Browse Jellyfin library by collection or media type with sorting and pagination." The verbs 'browse,' 'sorting,' and 'pagination' are all read-only operations that retrieve and display data without…
Attacks that exploit this kind of access
The rule that runs crow_jellyfin_browse safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Crow, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For crow_jellyfin_browse, this is the rule to start with:
crow_jellyfin_browse is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Crow, apply this rule, and every crow_jellyfin_browse call is checked against it from then on.
Questions about crow_jellyfin_browse
Browse Jellyfin library by collection or media type with sorting and pagination. It is categorised as a Read tool in the Crow MCP Server, which means it retrieves data without modifying state.
Register the Crow MCP server in PolicyLayer and add a rule for crow_jellyfin_browse: 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 Crow. Nothing to install.
crow_jellyfin_browse 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 crow_jellyfin_browse 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 crow_jellyfin_browse. 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.
crow_jellyfin_browse is provided by the Crow MCP server (kh0pper/crow). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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