update_system_template
Update an existing system template.
This record as markdown: /tools/jmpijll-fortimanager-mcp/update-system-template.md
What update_system_template does on Fortimanager
AI agents use update_system_template to create or update resources in Fortimanager, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Fortimanager environment.
Why update_system_template is rated Medium
This tool modifies system templates, which are configuration containers used to push policies and settings to managed devices in FortiManager. While updates are reversible (Write rather than Destructive), the blast radius is high because template changes can affect multiple devices and critical network security configurations.
From the tool's definition 'Update an existing system template' indicates modification of system configuration templates, which are reversible but affect security infrastructure and policy deployments across managed devices.
Attacks that exploit this kind of access
The rule that runs update_system_template safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Fortimanager, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For update_system_template, this is the rule to start with:
update_system_template 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.
The button opens the PolicyLayer dashboard: create your workspace, connect Fortimanager, apply this rule, and every update_system_template call is checked against it from then on.
Questions about update_system_template
Update an existing system template. It is categorised as a Write tool in the Fortimanager MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Fortimanager MCP server in PolicyLayer and add a rule for update_system_template: 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 Fortimanager. Nothing to install.
update_system_template 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 update_system_template 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 update_system_template. 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.
update_system_template is provided by the Fortimanager MCP server (jmpijll/fortimanager-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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