Fetches a wiki file server-side and returns the image inline as a content block, for clients that cannot reach the wiki host (sandboxed or network-restricted) and need the image sent to the model for visual analysis. Returns a scaled rendition sized by width. Files MediaWiki can rasterize (images...
AI agents call get-file-data to retrieve information from Mediawiki Mcp Server Olioex without modifying anything — typically the context-gathering step in research, monitoring, and reporting workflows, before the agent takes action elsewhere.
This tool retrieves and returns file data without modifying, deleting, or executing anything. It is a read-only operation that fetches existing wiki files and returns them in a scaled format for display purposes. There are no side effects, no data modification, and no destructive actions.
From the tool's definition Fetches a wiki file server-side and returns the image inline as a content block... for visual analysis. Returns a scaled rendition sized by width. Files MediaWiki can rasterize (images, SVG, PDF, DjVu) come back as an image.
Documented attack patterns abuse exactly the kind of access get-file-data gives an agent:
PolicyLayer is an MCP gateway — it sits between your AI agents and Mediawiki Mcp Server Olioex, and nothing reaches the server without passing your rules. This is the rule we recommend for get-file-data:
{
"version": "1",
"default": "deny",
"tools": {
"get-file-data": {}
}
} get-file-data is read-only, so it stays allowed — but everything else on the server is denied unless you say otherwise.
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Fetches a wiki file server-side and returns the image inline as a content block, for clients that cannot reach the wiki host (sandboxed or network-restricted) and need the image sent to the model for visual analysis. Returns a scaled rendition sized by width. Files MediaWiki can rasterize (images, SVG, PDF, DjVu) come back as an image; other types (audio, video, arbitrary binaries) error — for those, and for metadata or a download URL, use get-file. It is categorised as a Read tool in the Mediawiki Mcp Server Olioex MCP Server, which means it retrieves data without modifying state.
Register the Mediawiki Mcp Server Olioex MCP server in PolicyLayer and add a rule for get-file-data: 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 Mediawiki Mcp Server Olioex. Nothing to install.
get-file-data is a Read tool with low risk. Read-only tools are generally safe to allow by default.
Yes. Add a rate_limit block to the get-file-data 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 get-file-data. 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.
get-file-data is provided by the Mediawiki Mcp Server Olioex MCP server (mediawiki-mcp-server-olioex). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.
Start from Mediawiki Mcp Server Olioex, add the rest of your stack, and see everything your agents can call. Then put policy on all of it.
Free to start. No card required.
38 Mediawiki Mcp Server Olioex tools catalogued and risk-classified — across an index of 43,000+ MCP servers.