find_broken_links_tool
AI agents call find_broken_links_tool to retrieve information from Obsidian MCP Server without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
The tool performs a read-only analysis to find broken links—a query-like operation that retrieves information about vault state without creating, modifying, or deleting content. Although the description is empty (lowering confidence slightly), the name strongly suggests a non-destructive diagnostic function.
From the tool's definition Tool name 'find_broken_links_tool' indicates a search/detection operation that identifies broken links within an Obsidian vault without modifying data.
Attacks that exploit this kind of access
find_broken_links_tool. It is categorised as a Read tool in the Obsidian MCP Server MCP Server, which means it retrieves data without modifying state.
Register the Obsidian MCP Server MCP server in PolicyLayer and add a rule for find_broken_links_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 Obsidian MCP Server. Nothing to install.
find_broken_links_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 find_broken_links_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 find_broken_links_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.
find_broken_links_tool is provided by the Obsidian MCP Server MCP server (suhailnajeeb/obsidian-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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