AI agents call list_ortb_native_image_assets to retrieve information from AdButler without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
| Parameter | Type | Required | Description |
|---|---|---|---|
limit | number | — | Max results to return (default 100, max 100) |
offset | number | — | Pagination offset |
template_id | number | Yes | ORTB native template ID |
Parameters from the server's own tool schema.
This tool performs a read-only operation querying image assets from an ORTB native template configuration. It has no capability to modify, delete, or execute external operations. The blast radius is minimal as it only exposes existing asset metadata.
From the tool's definition Tool name contains 'list', and description states 'List all image assets' - retrieves/queries data with no modification or side effects.
Attacks that exploit this kind of access
List all image assets for an ORTB native template. It is categorised as a Read tool in the AdButler MCP Server, which means it retrieves data without modifying state.
list_ortb_native_image_assets accepts 3 parameters: limit, offset, template_id. Required: template_id. The full parameter table on this page comes from the server's own tool schema.
Register the AdButler MCP server in PolicyLayer and add a rule for list_ortb_native_image_assets: 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 AdButler. Nothing to install.
list_ortb_native_image_assets is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the list_ortb_native_image_assets 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 list_ortb_native_image_assets. 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.
list_ortb_native_image_assets is provided by the AdButler MCP server (adbutler/mcp-server). 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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