Delete multiple visuals from a page. Set confirmBulk:true when >5.
AI agents call pbir_bulk_delete_visuals to permanently remove resources in Power BI Report MCP Server — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Deletion of report visuals is a destructive action that cannot be undone through the tool's normal operation. While the impact is scoped to report design elements rather than underlying data, removing multiple visuals from a published or shared report can damage report functionality and user experience irreversibly. The confirmation requirement (confirmBulk:true for >5 visuals) acknowledges the severity.
From the tool's definition Tool name contains 'delete' and description explicitly states 'Delete multiple visuals from a page.' This is an irreversible operation that removes data/content from Power BI reports.
Attacks that exploit this kind of access
Delete multiple visuals from a page. Set confirmBulk:true when >5. It is categorised as a Destructive tool in the Power BI Report MCP Server MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Power BI Report MCP Server MCP server in PolicyLayer and add a rule for pbir_bulk_delete_visuals: 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 Power BI Report MCP Server. Nothing to install.
pbir_bulk_delete_visuals 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 pbir_bulk_delete_visuals 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 pbir_bulk_delete_visuals. 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.
pbir_bulk_delete_visuals is provided by the Power BI Report MCP Server MCP server (jonathan-pap/powerbi-report-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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