style_set_fill_none
Remove fill from an element (fill: none).
This record as markdown: /tools/mcp-anything/style-set-fill-none.md
What style_set_fill_none does on Mcp Anything
AI agents use style_set_fill_none to create or update resources in Mcp Anything, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Mcp Anything environment.
Why style_set_fill_none is rated Medium
This tool modifies visual styling properties of an element by removing its fill attribute. This is a Write operation because it creates or modifies data reversibly—the fill property can be restored. It is not Execute because it doesn't run arbitrary code or trigger external operations; it's not Destructive because the change is easily reversible; and it's not Read because it has side effects on the element's state.
From the tool's definition Tool name 'style_set_fill_none' and description 'Remove fill from an element' indicates modification of style properties.
Attacks that exploit this kind of access
The rule that runs style_set_fill_none 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 style_set_fill_none, this is the rule to start with:
style_set_fill_none stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Mcp Anything, apply this rule, and every style_set_fill_none call is checked against it from then on.
Questions about style_set_fill_none
Remove fill from an element (fill: none). It is categorised as a Write tool in the Mcp Anything MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Mcp Anything MCP server in PolicyLayer and add a rule for style_set_fill_none: 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.
style_set_fill_none is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the style_set_fill_none 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 style_set_fill_none. 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.
style_set_fill_none 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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