wavexis_a11y_ancestors

Get the ancestor chain for a node.

SERVERWavexis SOURCEMathiasPaulenko/wavexis-mcp

Low RISK CLASS

Category Read

Parameters 00 required

Recommended Allowedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/wavexis-mcp/wavexis-a11y-ancestors.md

WHAT IT DOES

What wavexis_a11y_ancestors does on Wavexis

AI agents call wavexis_a11y_ancestors to retrieve information from Wavexis without modifying anything. It is typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.

RISK

Why wavexis_a11y_ancestors is rated Low

This tool retrieves accessibility tree information (ancestor chain) for a given DOM node. It is a pure query operation that returns data about the document structure with no side effects, no execution of code, and no data modification.

From the tool's definition Tool name and description indicate retrieval operation: 'Get the ancestor chain for a node' — queries DOM structure without modification or side effects.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs wavexis_a11y_ancestors safely

PolicyLayer is an MCP gateway: it sits between your AI agents and Wavexis, and checks every tool call against a rule you set before the call runs. Nothing changes on the server itself. For wavexis_a11y_ancestors, this is the rule to start with:

wavexis_a11y_ancestors Allowed

wavexis_a11y_ancestors is read-only, so it stays allowed. Everything else on the server is denied unless you say otherwise.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "wavexis_a11y_ancestors": {}
  }
}

ALLOW ONLY THIS TOOL → Instant setup, no code required.

The button opens the PolicyLayer dashboard: create your workspace, connect Wavexis, apply this rule, and every wavexis_a11y_ancestors call is checked against it from then on.

FAQ

Questions about wavexis_a11y_ancestors

What does the wavexis_a11y_ancestors tool do? +

Get the ancestor chain for a node. It is categorised as a Read tool in the Wavexis MCP Server, which means it retrieves data without modifying state.

How do I enforce a policy on wavexis_a11y_ancestors? +

Register the Wavexis MCP server in PolicyLayer and add a rule for wavexis_a11y_ancestors: 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 Wavexis. Nothing to install.

What risk level is wavexis_a11y_ancestors? +

wavexis_a11y_ancestors is a Read tool with low risk. Read-only tools are generally safe to allow by default.

Can I rate-limit wavexis_a11y_ancestors? +

Yes. Add a rate_limit block to the wavexis_a11y_ancestors 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.

How do I block wavexis_a11y_ancestors completely? +

Set action: deny in the PolicyLayer policy for wavexis_a11y_ancestors. 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.

What MCP server provides wavexis_a11y_ancestors? +

wavexis_a11y_ancestors is provided by the Wavexis MCP server (MathiasPaulenko/wavexis-mcp). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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