Add or update warmup settings for an email account.
AI agents use smartlead_update_email_warmup to create or update resources in Smartlead Simplified MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Smartlead Simplified MCP Server environment.
This tool modifies email account configuration (warmup settings), which is a reversible write operation. It does not delete data (Destructive), execute arbitrary code (Execute), move money (Financial), or merely retrieve information (Read). The medium severity reflects that misconfiguration could impact email deliverability and sender reputation, but changes are typically reversible through re-updating settings.
From the tool's definition Tool description states 'Add or update warmup settings' - the verbs 'add' and 'update' indicate data modification operations that are reversible.
Documented attack patterns abuse exactly the kind of access smartlead_update_email_warmup gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Smartlead Simplified MCP Server, and nothing reaches the server without passing your rules. This is the rule we recommend for smartlead_update_email_warmup:
{
"version": "1",
"default": "deny",
"tools": {
"smartlead_update_email_warmup": {
"limits": [
{
"counter": "smartlead_update_email_warmup_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}smartlead_update_email_warmup 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.
Free to start. No card required.
Add or update warmup settings for an email account. It is categorised as a Write tool in the Smartlead Simplified MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Smartlead Simplified MCP Server MCP server in PolicyLayer and add a rule for smartlead_update_email_warmup: 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 Smartlead Simplified MCP Server. Nothing to install.
smartlead_update_email_warmup 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 smartlead_update_email_warmup 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 smartlead_update_email_warmup. 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.
smartlead_update_email_warmup is provided by the Smartlead Simplified MCP Server MCP server (jonathan-politzki/smartlead-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Smartlead Simplified MCP Server, 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.
78 Smartlead Simplified MCP Server tools catalogued and risk-classified — across an index of 43,000+ MCP servers.