// MCP TOOL REFERENCE

erpnext_sales_order_cancel

Cancel a submitted Sales Order. Reverses stock reservation. Only works on submitted (non-completed) Sales Orders.

Part of the Mcp Erpnext MCP server. Enforce policies on this tool with Intercept, the open-source MCP proxy.

// WHEN AI AGENTS USE THIS TOOL

AI agents may call erpnext_sales_order_cancel to permanently remove or destroy resources in Mcp Erpnext. Without a policy, an autonomous agent could delete critical data in a loop with no way to undo the damage. Intercept blocks destructive tools by default and requires explicit human approval before enabling them.

// WHY ENFORCE A POLICY ON ERPNEXT_SALES_ORDER_CANCEL

Without a policy, an AI agent could call erpnext_sales_order_cancel in a loop, permanently destroying resources in Mcp Erpnext. There is no undo for destructive operations. Intercept blocks this tool by default and only allows it when a human explicitly approves the action.

// RECOMMENDED POLICY

Destructive tools permanently remove data. Block by default. Only enable with explicit approval workflows.

mcp-erpnext.yaml

tools:
  erpnext_sales_order_cancel:
    rules:
      - action: deny
        reason: "Blocked by default — enable with approval"

See the full Mcp Erpnext policy for all 120 tools.

// DETAILS

Tool Name erpnext_sales_order_cancel

Category Destructive

MCP Server Mcp Erpnext MCP Server

Risk Level Critical

// MORE MCP ERPNEXT TOOLS

Destructive erpnext_doc_cancel Destructive erpnext_doc_delete Write erpnext_asset_create Write erpnext_company_create Write erpnext_customer_create Write erpnext_customer_update Write erpnext_delivery_note_create Write erpnext_doc_create

View all 120 tools →

// WHAT CAN GO WRONG

Agents calling destructive-class tools like erpnext_sales_order_cancel have been implicated in these attack patterns. Read the full case and prevention policy for each:

Browse the full MCP Attack Database →

// OTHER DESTRUCTIVE TOOLS ACROSS MCP SERVERS

Other tools in the Destructive risk category across the catalogue. The same policy patterns (deny, require_approval) apply to each.

AbraFlexi contact_delete AbraFlexi evidence_delete AbraFlexi invoice_issued_delete AbraFlexi product_delete Agent Passport System — Cryptographic Identity for AI Agents remove_intent_card Agent Passport System — Cryptographic Identity for AI Agents revoke_delegation

// IN CONTEXT OF CRITICAL RISK

erpnext_sales_order_cancel is one of the critical-risk operations in Mcp Erpnext. For the full severity-focused view — only the critical-risk tools with their recommended policies — see the breakdown for this server, or browse all critical-risk tools across every MCP server.

// RELATED READING

// FAQ

What does the erpnext_sales_order_cancel tool do? +

Cancel a submitted Sales Order. Reverses stock reservation. Only works on submitted (non-completed) Sales Orders.. It is categorised as a Destructive tool in the Mcp Erpnext MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.

How do I enforce a policy on erpnext_sales_order_cancel? +

Add a rule in your Intercept YAML policy under the tools section for erpnext_sales_order_cancel. You can allow, deny, rate-limit, or validate arguments. Then run Intercept as a proxy in front of the Mcp Erpnext MCP server.

What risk level is erpnext_sales_order_cancel? +

erpnext_sales_order_cancel is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.

Can I rate-limit erpnext_sales_order_cancel? +

Yes. Add a rate_limit block to the erpnext_sales_order_cancel rule in your Intercept 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.

How do I block erpnext_sales_order_cancel completely? +

Set action: deny in the Intercept policy for erpnext_sales_order_cancel. 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.

What MCP server provides erpnext_sales_order_cancel? +

erpnext_sales_order_cancel is provided by the Mcp Erpnext MCP server (@casys/mcp-erpnext). Intercept sits as a proxy in front of this server to enforce policies before tool calls reach the server.

erpnext_sales_order_cancel

Enforce policies on Mcp Erpnext