update_user_role_permissions
Update a user\
This record as markdown: /tools/takashito-linode-mcp-server/update-user-role-permissions.md
What update_user_role_permissions does on Linode MCP Server
AI agents use update_user_role_permissions to create or update resources in Linode MCP Server, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Linode MCP Server environment.
Why update_user_role_permissions is rated Medium
This tool modifies user permissions and roles in a Linode account, which affects access control and security posture. While reversible (making it Write rather than Destructive), the blast radius is high because incorrect permission changes could grant unintended access to cloud infrastructure resources, enable privilege escalation, or lock out legitimate users.
From the tool's definition Tool name 'update_user_role_permissions' indicates modification of user access controls and permissions. The description is truncated ('Update a user\') but the name clearly shows this alters user role permissions, which is a reversible write operation on…
Attacks that exploit this kind of access
The rule that runs update_user_role_permissions safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Linode MCP Server, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For update_user_role_permissions, this is the rule to start with:
update_user_role_permissions 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 Linode MCP Server, apply this rule, and every update_user_role_permissions call is checked against it from then on.
Questions about update_user_role_permissions
Update a user\. It is categorised as a Write tool in the Linode MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Linode MCP Server MCP server in PolicyLayer and add a rule for update_user_role_permissions: 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 Linode MCP Server. Nothing to install.
update_user_role_permissions 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 update_user_role_permissions 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 update_user_role_permissions. 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.
update_user_role_permissions is provided by the Linode MCP Server MCP server (takashito/linode-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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