pfsense_delete_services_haproxy_settings_email_mailers
AI agents call pfsense_delete_services_haproxy_settings_email_mailers to permanently remove resources in Pfsense — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
The 'delete' operation in the tool name indicates irreversible removal of HAProxy email mailer configuration. This is a destructive action as it removes settings that cannot be easily recovered without reconfiguration. While the description is empty, the name and the server's stated capability to give 'full control over pfSense firewalls' via REST API demonstrate this is a destructive operation.
From the tool's definition Tool name includes 'delete' and operates on pfSense HAProxy email mailer settings configuration via REST API v2. The server description confirms 'AI agents full control over pfSense firewalls' with destructive capabilities.
Attacks that exploit this kind of access
pfsense_delete_services_haproxy_settings_email_mailers. It is categorised as a Destructive tool in the Pfsense MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Pfsense MCP server in PolicyLayer and add a rule for pfsense_delete_services_haproxy_settings_email_mailers: 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 Pfsense. Nothing to install.
pfsense_delete_services_haproxy_settings_email_mailers is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the pfsense_delete_services_haproxy_settings_email_mailers 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 pfsense_delete_services_haproxy_settings_email_mailers. 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.
pfsense_delete_services_haproxy_settings_email_mailers is provided by the Pfsense MCP server (abl030/pfsense-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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