triggers_update
[WRITE] Update a GTM trigger (read-modify-write — omitted fields are preserved;
This record as markdown: /tools/io-github-samarthanalytics-sj-samarth-gtm-mcp/triggers-update.md
What triggers_update does on Samarth Gtm Mcp
AI agents use triggers_update to create or update resources in Samarth Gtm Mcp, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Samarth Gtm Mcp environment.
Why triggers_update is rated Medium
This tool creates or modifies data reversibly by updating Google Tag Manager trigger configurations. It is not destructive (changes are not permanent/irreversible—triggers can be further modified or reverted), not financial, and not execute-level (it doesn't run arbitrary code or shell commands).
From the tool's definition Tool name is 'triggers_update' and description explicitly marks it as '[WRITE]'. The description states it performs a 'read-modify-write' operation on GTM triggers, which modifies existing trigger configurations while preserving omitted fields.
Attacks that exploit this kind of access
The rule that runs triggers_update safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Samarth Gtm Mcp, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For triggers_update, this is the rule to start with:
triggers_update stays usable, but capped: an agent stuck in a loop can't make hundreds of changes a minute. Everything else on the server is denied unless you say otherwise.
The button opens the PolicyLayer dashboard: create your workspace, connect Samarth Gtm Mcp, apply this rule, and every triggers_update call is checked against it from then on.
Questions about triggers_update
[WRITE] Update a GTM trigger (read-modify-write — omitted fields are preserved;. It is categorised as a Write tool in the Samarth Gtm Mcp MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Samarth Gtm MCP server in PolicyLayer and add a rule for triggers_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 Samarth Gtm Mcp. Nothing to install.
triggers_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 triggers_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 triggers_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.
triggers_update is provided by the Samarth Gtm MCP server (samarth-gtm-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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