List all Kanban boards in the Obsidian vault
AI agents call list_boards to retrieve information from Obsidian Kanban MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and enumerates existing Kanban boards without creating, modifying, or deleting any data. It is a pure query operation with no capability to alter the vault state, making it a Read category tool with low severity risk.
From the tool's definition Tool name 'list_boards' and description 'List all Kanban boards in the Obsidian vault' indicate data retrieval with no side effects.
Attacks that exploit this kind of access
List all Kanban boards in the Obsidian vault. It is categorised as a Read tool in the Obsidian Kanban MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Obsidian Kanban MCP Server MCP server in PolicyLayer and add a rule for list_boards: 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 Kanban MCP Server. Nothing to install.
list_boards 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 list_boards 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 list_boards. 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.
list_boards is provided by the Obsidian Kanban MCP Server MCP server (trung-persefoni/obsidian-kanban-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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