obsidian_delete_file · Obsidian MCP Server MCP

WHAT IT DOES

What obsidian_delete_file does on Obsidian MCP Server

AI agents call obsidian_delete_file to permanently remove resources in Obsidian MCP Server — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.

WHY IT NEEDS A POLICY

Why obsidian_delete_file needs a policy

Deletion of files is an irreversible destructive action. An AI agent with access to this tool could permanently remove user notes, attachments, or entire sections of a knowledge base without recovery unless backups exist. This warrants the Destructive category and high severity due to data loss potential.

From the tool's definition Tool name is 'obsidian_delete_file'; description is empty but the name unambiguously indicates file deletion, which is irreversible.

Attacks that exploit this kind of access

Questions about obsidian_delete_file

What does the obsidian_delete_file tool do? +

obsidian_delete_file. It is categorised as a Destructive tool in the Obsidian MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.

How do I enforce a policy on obsidian_delete_file? +

Register the Obsidian MCP Server MCP server in PolicyLayer and add a rule for obsidian_delete_file: 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 Obsidian MCP Server. Nothing to install.

What risk level is obsidian_delete_file? +

obsidian_delete_file is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit obsidian_delete_file? +

Yes. Add a rate_limit block to the obsidian_delete_file 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 obsidian_delete_file completely? +

Set action: deny in the PolicyLayer policy for obsidian_delete_file. 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 obsidian_delete_file? +

obsidian_delete_file is provided by the Obsidian MCP Server MCP server (shepherd-creative/obsidian-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.