AI agents call list_apex_pages to retrieve information from Salesforce without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and enumerates Visualforce pages from Salesforce, which is a read-only operation. It has no side effects, does not modify data, execute code, delete resources, or involve financial transactions. The blast radius of misuse is minimal—an agent could only learn about existing pages in the org, not alter them.
From the tool's definition Tool name 'list_apex_pages' and description 'List Visualforce pages' indicate a retrieval/query operation with no modification or deletion of data.
Documented attack patterns abuse exactly the kind of access list_apex_pages gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Salesforce, and nothing reaches the server without passing your rules. This is the rule we recommend for list_apex_pages:
{
"version": "1",
"default": "deny",
"tools": {
"list_apex_pages": {}
}
}list_apex_pages is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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List Visualforce pages. It is categorised as a Read tool in the Salesforce MCP Server, which means it retrieves data without modifying state.
Register the Salesforce MCP server in PolicyLayer and add a rule for list_apex_pages: 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 Salesforce. Nothing to install.
list_apex_pages 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 list_apex_pages 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 list_apex_pages. 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.
list_apex_pages is provided by the Salesforce MCP server (ryu-727/salesforce-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Salesforce, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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25 Salesforce tools catalogued and risk-classified — across an index of 43,000+ MCP servers.