AI agents use fluentcrm_detach_contact_from_list to create or update resources in FluentCRM MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your FluentCRM MCP Server environment.
This tool removes/detaches a contact from a list, which is a reversible write operation — the contact can be re-added to the list later. It modifies a relationship between entities but does not permanently delete either the contact or the list itself.
From the tool's definition Usuwa kontakt z listy (removes contact from list)
Documented attack patterns abuse exactly the kind of access fluentcrm_detach_contact_from_list gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and FluentCRM MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for fluentcrm_detach_contact_from_list:
{
"version": "1",
"default": "deny",
"tools": {
"fluentcrm_detach_contact_from_list": {
"limits": [
{
"counter": "fluentcrm_detach_contact_from_list_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}fluentcrm_detach_contact_from_list 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.
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Usuwa kontakt z listy. It is categorised as a Write tool in the FluentCRM MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the FluentCRM MCP Server MCP server in PolicyLayer and add a rule for fluentcrm_detach_contact_from_list: 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 FluentCRM MCP Server. Nothing to install.
fluentcrm_detach_contact_from_list 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 fluentcrm_detach_contact_from_list 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 fluentcrm_detach_contact_from_list. 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.
fluentcrm_detach_contact_from_list is provided by the FluentCRM MCP Server MCP server (netflyapp/fluentcrm-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from FluentCRM MCP Server, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
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36 FluentCRM MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.