storage_remove_local
Remove a key from localStorage.
This record as markdown: /tools/mcp-anything/storage-remove-local.md
What storage_remove_local does on Mcp Anything
AI agents call storage_remove_local to permanently remove resources in Mcp Anything, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why storage_remove_local is rated Critical
This tool permanently deletes data from localStorage with no undo capability. While the blast radius is limited to client-side storage (not system-wide or financial), the irreversible nature of deletion and potential loss of user state, preferences, or session data classifies it as Destructive rather than Write. High severity because a compromised agent could systematically wipe application state or user data.
From the tool's definition Tool name 'storage_remove_local' and description 'Remove a key from localStorage' indicate irreversible deletion of stored data.
Attacks that exploit this kind of access
The rule that runs storage_remove_local safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp Anything, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For storage_remove_local, this is the rule to start with:
storage_remove_local is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect Mcp Anything, apply this rule, and every storage_remove_local call is checked against it from then on.
Questions about storage_remove_local
Remove a key from localStorage. It is categorised as a Destructive tool in the Mcp Anything MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Mcp Anything MCP server in PolicyLayer and add a rule for storage_remove_local: 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 Mcp Anything. Nothing to install.
storage_remove_local 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 storage_remove_local 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 storage_remove_local. 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.
storage_remove_local is provided by the Mcp Anything MCP server (Zaymadkid/mcp-anything). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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