Create additional project-specific privileges for an identity.
AI agents use create_identity_project_additional_privilege to create or update resources in Infisical MCP — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Infisical MCP environment.
This tool creates new privilege assignments, which modifies access control configurations. While not destructive (privileges can be revoked), it is a Write operation that grants permissions and could significantly expand an identity's access scope. The severity is high because misconfiguration could grant excessive privileges to unauthorized identities, leading to unauthorized data access or system manipulation.
From the tool's definition Tool name contains 'create' and description states 'Create additional project-specific privileges for an identity.' This irreversibly adds new access control permissions to an identity within a project.
Attacks that exploit this kind of access
Create additional project-specific privileges for an identity. It is categorised as a Write tool in the Infisical MCP MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Infisical MCP server in PolicyLayer and add a rule for create_identity_project_additional_privilege: 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 Infisical MCP. Nothing to install.
create_identity_project_additional_privilege 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 create_identity_project_additional_privilege 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 create_identity_project_additional_privilege. 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.
create_identity_project_additional_privilege is provided by the Infisical MCP server (plgonzalezrx8/infisicalmcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Every MCP server has a record like this.
Type a name, get the same breakdown: verified identity, auth posture, risk grade, capabilities, recommended policy.
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