This record as markdown: /tools/io-github-bitsandtea-postking-mcp/edit-theme.md
What edit_theme does on Postking Mcp
AI agents use edit_theme to create or update resources in Postking Mcp, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Postking Mcp environment.
Why edit_theme is rated Medium
This tool modifies an existing theme configuration, which is a reversible write operation. It does not delete data (hence not Destructive), does not execute arbitrary code (hence not Execute), does not involve financial transactions (hence not Financial), and does not retrieve data without modification (hence not Read).
From the tool's definition Tool name 'edit_theme' and description 'Edit an existing content theme' indicate modification of existing data (a content theme).
Attacks that exploit this kind of access
The rule that runs edit_theme safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Postking Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For edit_theme, this is the rule to start with:
edit_theme 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 Postking Mcp, apply this rule, and every edit_theme call is checked against it from then on.
Questions about edit_theme
Edit an existing content theme. It is categorised as a Write tool in the Postking Mcp MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Postking MCP server in PolicyLayer and add a rule for edit_theme: 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 Postking Mcp. Nothing to install.
edit_theme 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 edit_theme 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 edit_theme. 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.
edit_theme is provided by the Postking MCP server (postking-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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