AI agents use wikijs_create_nested_page to create or update resources in Wiki Js — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Wiki Js environment.
The tool creates new wiki page content, which is a write operation. It modifies the wiki state by adding a new nested page resource. This is reversible (deletable) and carries no irreversible data loss risk, financial impact, or arbitrary code execution, placing it in the Write category.
From the tool's definition Tool name 'wikijs_create_nested_page' indicates creation of a page resource within a wiki system. Sibling tools include 'wikijs_create_page' and 'wikijs_create_space', confirming this server manages wiki content creation.
Documented attack patterns abuse exactly the kind of access wikijs_create_nested_page gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Wiki Js, and nothing reaches the server without passing your rules. This is the rule we recommend for wikijs_create_nested_page:
{
"version": "1",
"default": "deny",
"tools": {
"wikijs_create_nested_page": {
"limits": [
{
"counter": "wikijs_create_nested_page_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}wikijs_create_nested_page 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.
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wikijs_create_nested_page. It is categorised as a Write tool in the Wiki Js MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.
Register the Wiki Js MCP server in PolicyLayer and add a rule for wikijs_create_nested_page: 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 Wiki Js. Nothing to install.
wikijs_create_nested_page 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 wikijs_create_nested_page 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 wikijs_create_nested_page. 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.
wikijs_create_nested_page is provided by the Wiki Js MCP server (talosdeus/wiki-js-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Deterministic rules across all 21 Wiki Js tools. Per-identity grants. Full audit log. Live in minutes. Nothing to install.
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21 Wiki Js tools catalogued and risk-classified — across an index of 42,500+ MCP servers.