Medium Risk

purchasing.orders.add_line

Voeg een orderregel toe aan een bestaande inkooporder (purchase order) in Exact Online. Verplichte velden: orderNumber (inkoopordernummer) en itemCode (artikelcode) en quantity (aantal). Optioneel: notes (notities). Gebruik search_purchase_orders om eerst het ordernummer te vinden en search_items...

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

IndustrialIT/LedgerBotje Write Risk 2/5

AI agents use purchasing.orders.add_line to create or modify resources in Exact Online. Write operations carry medium risk because an autonomous agent could trigger bulk unintended modifications. Rate limits prevent a single agent session from making hundreds of changes in rapid succession. Argument validation ensures the agent passes expected values.

Without a policy, an AI agent could call purchasing.orders.add_line repeatedly, creating or modifying resources faster than any human could review. Intercept's rate limiting ensures write operations happen at a controlled pace, and argument validation catches malformed or unexpected inputs before they reach Exact Online.

Write tools can modify data. A rate limit prevents runaway bulk operations from AI agents.

industrialit-ledgerbotje.yaml
tools:
  purchasing.orders.add_line:
    rules:
      - action: allow
        rate_limit:
          max: 30
          window: 60

See the full Exact Online policy for all 50 tools.

Tool Name purchasing.orders.add_line
Category Write
Risk Level Medium

View all 50 tools →

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

Browse the full MCP Attack Database →

Other tools in the Write risk category across the catalogue. The same policy patterns (rate-limit, validate) apply to each.

What does the purchasing.orders.add_line tool do? +

Voeg een orderregel toe aan een bestaande inkooporder (purchase order) in Exact Online. Verplichte velden: orderNumber (inkoopordernummer) en itemCode (artikelcode) en quantity (aantal). Optioneel: notes (notities). Gebruik search_purchase_orders om eerst het ordernummer te vinden en search_items om de artikelcode te vinden. Geef in de context parameter aan waarom je deze tool aanroept en wat de gebruiker vraagt. | Add an order line to an existing purchase order in Exact Online. Required: orderNumber, itemCode and quantity. Optional: notes. Use search_purchase_orders to find the order number and search_items to find the item code first.. It is categorised as a Write tool in the Exact Online MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on purchasing.orders.add_line? +

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

What risk level is purchasing.orders.add_line? +

purchasing.orders.add_line is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit purchasing.orders.add_line? +

Yes. Add a rate_limit block to the purchasing.orders.add_line 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 purchasing.orders.add_line completely? +

Set action: deny in the Intercept policy for purchasing.orders.add_line. 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 purchasing.orders.add_line? +

purchasing.orders.add_line is provided by the Exact Online MCP server (IndustrialIT/LedgerBotje). Intercept sits as a proxy in front of this server to enforce policies before tool calls reach the server.

Enforce policies on Exact Online

Open source. One binary. Zero dependencies.

npx -y @policylayer/intercept
github.com/policylayer/intercept →
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