crow_wallabag_save

Save a URL to Wallabag for reading later. Wallabag fetches and stores the article content.

SERVERCrow SOURCEkh0pper/crow

Medium RISK CLASS

Category Write

Parameters 00 required

Recommended Rate-limitedsee the rule below

Registry record Grade F, identity unverified Pull the record →

This record as markdown: /tools/kh0pper-crow/crow-wallabag-save.md

WHAT IT DOES

What crow_wallabag_save does on Crow

AI agents use crow_wallabag_save to create or update resources in Crow, usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your Crow environment.

RISK

Why crow_wallabag_save is rated Medium

This tool creates or adds new data (saved articles) to a Wallabag instance. It is reversible (items can be deleted later), so it qualifies as Write rather than Destructive. The severity is low because the blast radius is limited to creating benign bookmark/article storage entries with no financial, system-level, or irreversible consequences.

From the tool's definition Tool description states 'Save a URL to Wallabag' and 'stores the article content', indicating creation of new saved items in a read-it-later service.

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs crow_wallabag_save safely

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

crow_wallabag_save Rate-limited

crow_wallabag_save 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.

View as policy code

policy.json

{
  "version": "1",
  "default": "deny",
  "tools": {
    "crow_wallabag_save": {
      "limits": [
        {
          "counter": "crow_wallabag_save_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL → Instant setup, no code required.

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

FAQ

Questions about crow_wallabag_save

What does the crow_wallabag_save tool do? +

Save a URL to Wallabag for reading later. Wallabag fetches and stores the article content. It is categorised as a Write tool in the Crow MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on crow_wallabag_save? +

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

What risk level is crow_wallabag_save? +

crow_wallabag_save is a Write tool with medium risk. Write tools should be rate-limited to prevent accidental bulk modifications.

Can I rate-limit crow_wallabag_save? +

Yes. Add a rate_limit block to the crow_wallabag_save 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 crow_wallabag_save completely? +

Set action: deny in the PolicyLayer policy for crow_wallabag_save. 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 crow_wallabag_save? +

crow_wallabag_save is provided by the Crow MCP server (kh0pper/crow). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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