Delete an existing web application.
AI agents call app_delete to permanently remove resources in Goose App Maker MCP — typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
This tool permanently removes data (a web application) without the ability to recover it. Destructive is the most appropriate category as deletion operations are irreversible. Severity is high because a malicious or erroneous AI agent could destroy user applications and their associated data. Confidence is high due to explicit use of 'delete' language.
From the tool's definition Tool name is 'app_delete' and description states 'Delete an existing web application.' The verb 'delete' combined with the action of removing an application is irreversible and cannot be undone.
Attacks that exploit this kind of access
Delete an existing web application. It is categorised as a Destructive tool in the Goose App Maker MCP MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Goose App Maker MCP server in PolicyLayer and add a rule for app_delete: 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 Goose App Maker MCP. Nothing to install.
app_delete 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 app_delete 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 app_delete. 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.
app_delete is provided by the Goose App Maker MCP server (michaelneale/goose-app-maker-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.
Teams ship this data inside their own products. See what a licence covers →