Persist link between code file and Wiki.js page in local database.
AI agents use wikijs_link_file_to_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.
This tool creates and stores a new association/link in a local database, which is a write operation that modifies state. It is reversible (the link could be deleted or updated later), so it does not qualify as Destructive. It does not execute arbitrary code, delete data, or involve financial transactions.
From the tool's definition The tool description states it will "Persist link between code file and Wiki.js page in local database." The verb "persist" and the action of creating/storing a link indicates data modification rather than retrieval.
Documented attack patterns abuse exactly the kind of access wikijs_link_file_to_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_link_file_to_page:
{
"version": "1",
"default": "deny",
"tools": {
"wikijs_link_file_to_page": {
"limits": [
{
"counter": "wikijs_link_file_to_page_rate",
"window": "minute",
"max": 30,
"scope": "grant"
}
]
}
}
}wikijs_link_file_to_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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Persist link between code file and Wiki.js page in local database. 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_link_file_to_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_link_file_to_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_link_file_to_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_link_file_to_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_link_file_to_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.
Free to start. No card required.
21 Wiki Js tools catalogued and risk-classified — across an index of 42,500+ MCP servers.