Update a list element
AI agents use bitrix_list_element_update to create or update resources in Email MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Email MCP Server environment.
The tool updates an existing list element in Bitrix, which is a reversible modification of data. This falls under Write category. Medium severity as misuse could modify important business data in Bitrix lists, but the action is reversible.
From the tool's definition Tool name: 'bitrix_list_element_update' and description: 'Update a list element'
Attacks that exploit this kind of access
Update a list element. It is categorised as a Write tool in the Email MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Email MCP Server MCP server in PolicyLayer and add a rule for bitrix_list_element_update: 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 Email MCP Server. Nothing to install.
bitrix_list_element_update is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.
Yes. Add a rate_limit block to the bitrix_list_element_update 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 bitrix_list_element_update. 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.
bitrix_list_element_update is provided by the Email MCP Server MCP server (sventern/mcp_email). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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