Set an order status to pending
AI agents use whmcs_pending_order to create or update resources in Whmcs — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Whmcs environment.
This tool modifies order data (changes status to pending) which is a reversible write operation. It does not delete data (not Destructive), execute arbitrary code (not Execute), move money (not Financial), or retrieve data (not Read). The medium severity reflects that incorrect status changes could disrupt order workflows and customer services, but the change can be reversed by setting another status.
From the tool's definition Tool name 'whmcs_pending_order' and description 'Set an order status to pending' indicate modification of order state in a WHMCS billing system.
Documented attack patterns abuse exactly the kind of access whmcs_pending_order gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Whmcs, and nothing reaches the server without passing your rules. This is the rule we recommend for whmcs_pending_order:
{
"version": "1",
"default": "deny",
"tools": {
"whmcs_pending_order": {
"limits": [
{
"counter": "whmcs_pending_order_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
} whmcs_pending_order 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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Set an order status to pending. It is categorised as a Write tool in the Whmcs MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Whmcs MCP server in PolicyLayer and add a rule for whmcs_pending_order: 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 Whmcs. Nothing to install.
whmcs_pending_order 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 whmcs_pending_order 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 whmcs_pending_order. 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.
whmcs_pending_order is provided by the Whmcs MCP server (scarecr0w12/whmcs-mcp-tool). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Whmcs, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
62 Whmcs tools catalogued and risk-classified — across an index of 43,000+ MCP servers.