Delete a custom format from Radarr by name. Also removes its score from all quality profiles automatically.
AI agents call radarr_delete_custom_format to permanently remove resources in Homelab — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
This tool permanently deletes a custom format configuration and automatically modifies all quality profiles by removing associated scores. These are irreversible actions that cannot be undone without manual restoration. The cascading effect across multiple quality profiles increases the blast radius.
From the tool's definition Delete a custom format from Radarr by name. Also removes its score from all quality profiles automatically.
Attacks that exploit this kind of access
Delete a custom format from Radarr by name. Also removes its score from all quality profiles automatically. It is categorised as a Destructive tool in the Homelab MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Homelab MCP server in PolicyLayer and add a rule for radarr_delete_custom_format: 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 Homelab. Nothing to install.
radarr_delete_custom_format is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the radarr_delete_custom_format 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 radarr_delete_custom_format. 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.
radarr_delete_custom_format is provided by the Homelab MCP server (nainounen/homelab-mcp). 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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