This record as markdown: /tools/caravanglory-cocos-mcp-server/execute-scene-script.md
What execute_scene_script does on Cocos
AI agents invoke execute_scene_script to trigger actions in Cocos. What it does depends on the arguments the agent supplies, and its effects often reach beyond the immediate call: builds kicked off, notifications sent, workflows started.
Why execute_scene_script is rated High
This tool executes scene script methods, which are external operations whose effects depend on the arguments passed. Scene scripts can perform any action within the game/editor context, including modifying nodes, components, physics, rendering, and other systems. While not inherently destructive or financial, it represents a classic Execute risk: triggering code with unpredictable side effects.
From the tool's definition execute_scene_script: Execute scene script method. This tool directly runs code within the scene context, triggering arbitrary scene script methods with effects dependent on the arguments provided.
Attacks that exploit this kind of access
The rule that runs execute_scene_script safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Cocos, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For execute_scene_script, this is the rule to start with:
execute_scene_script stays usable, but rate-capped: a runaway agent can't fire it dozens of times a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Cocos, apply this rule, and every execute_scene_script call is checked against it from then on.
Questions about execute_scene_script
Execute scene script method. It is categorised as a Execute tool in the Cocos MCP Server, which means it can trigger actions or run processes. Use rate limits and argument validation.
Register the Cocos MCP server in PolicyLayer and add a rule for execute_scene_script: 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 Cocos. Nothing to install.
execute_scene_script is a Execute tool with high risk. Execute tools should be rate-limited and have argument validation enabled.
Yes. Add a rate_limit block to the execute_scene_script 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 execute_scene_script. 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.
execute_scene_script is provided by the Cocos MCP server (caravanglory/cocos-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
More on Cocos, and thousands of servers like it.
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