revoke_role_from_user
Revoke a role from a user (MySQL 8.0+).
This record as markdown: /tools/mukul975-mcp-windows-automation/revoke-role-from-user.md
What revoke_role_from_user does on Mcp Windows
AI agents call revoke_role_from_user to permanently remove resources in Mcp Windows, typically in cleanup and lifecycle workflows. It does its job in a single call, and there is no undo.
Why revoke_role_from_user is rated Critical
Revoking a role from a user removes their permissions/access rights in the database. This is effectively irreversible in the sense that it removes granted privileges without any automatic restoration path. The blast radius is high because misuse could lock out users from critical systems or databases, and the action cannot be undone without explicit re-granting.
From the tool's definition 'Revoke a role from a user' — permanently removes an access role/privilege from a MySQL user account
Attacks that exploit this kind of access
The rule that runs revoke_role_from_user safely
PolicyLayer is an MCP gateway: it sits between your AI agents and Mcp Windows, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For revoke_role_from_user, this is the rule to start with:
revoke_role_from_user is removed from the agent's tool list entirely, so the agent never calls it. The rest of the server keeps working.
The button opens the PolicyLayer dashboard: create your workspace, connect Mcp Windows, apply this rule, and every revoke_role_from_user call is checked against it from then on.
Questions about revoke_role_from_user
Revoke a role from a user (MySQL 8.0+). It is categorised as a Destructive tool in the Mcp Windows MCP Server, which means it can permanently delete or destroy data. Block by default and require explicit approval.
Register the Mcp Windows MCP server in PolicyLayer and add a rule for revoke_role_from_user: 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 Mcp Windows. Nothing to install.
revoke_role_from_user is a Destructive tool with critical risk. Critical-risk tools should be blocked by default and only enabled with explicit human approval.
Yes. Add a rate_limit block to the revoke_role_from_user 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 revoke_role_from_user. 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.
revoke_role_from_user is provided by the Mcp Windows MCP server (mukul975/mcp-windows-automation). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
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