This record as markdown: /tools/io-github-samarthanalytics-sj-samarth-gtm-mcp/user-permissions-update.md
What user_permissions_update does on Samarth Gtm Mcp
AI agents use user_permissions_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 user_permissions_update is rated Medium
This tool creates or modifies user permissions reversibly. While not destructive (permissions can be changed again) or financial, it has high severity because granting/revoking permissions could allow an AI agent to escalate privileges or lock out legitimate users.
From the tool's definition Tool name is 'user_permissions_update' and description explicitly marks it as '[WRITE]'. The action updates user permissions, which modifies access control state.
Attacks that exploit this kind of access
The rule that runs user_permissions_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 user_permissions_update, this is the rule to start with:
user_permissions_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 user_permissions_update call is checked against it from then on.
Questions about user_permissions_update
[WRITE] Update a user\. 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 user_permissions_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.
user_permissions_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 user_permissions_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 user_permissions_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.
user_permissions_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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