update_screenshot_config

WHAT IT DOES

What update_screenshot_config does on PagePixels Screenshots MCP Server

AI agents use update_screenshot_config to create or update resources in PagePixels Screenshots MCP Server — usually the action step of a workflow, after the agent has gathered context. Every call changes real data in your PagePixels Screenshots MCP Server environment.

WHY IT NEEDS A POLICY

Why update_screenshot_config needs a policy

This is a Write operation because it modifies existing configuration data reversibly. It does not delete (Destructive), execute arbitrary code (Execute), move money (Financial), or merely read data (Read). Severity is medium because misconfiguration could disrupt screenshot automation across many locations, but changes are reversible via another update_screenshot_config call.

From the tool's definition Tool name 'update_screenshot_config' and description 'Update an existing screenshot configuration' indicate modification of existing data.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

update_screenshot_config Rate-limited

update_screenshot_config 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": {
    "update_screenshot_config": {
      "limits": [
        {
          "counter": "update_screenshot_config_rate",
          "window": "minute",
          "max": 30,
          "scope": "grant"
        }
      ]
    }
  }
}

LIMIT THIS TOOL →

Instant setup, no code required.

PolicyLayer is an MCP gateway: every tool call is checked against your rule before it reaches PagePixels Screenshots MCP Server, so you can run agents against it safely.

FAQ

Questions about update_screenshot_config

What does the update_screenshot_config tool do? +

Update an existing screenshot configuration. It is categorised as a Write tool in the PagePixels Screenshots MCP Server MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on update_screenshot_config? +

Register the PagePixels Screenshots MCP Server MCP server in PolicyLayer and add a rule for update_screenshot_config: 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 PagePixels Screenshots MCP Server. Nothing to install.

What risk level is update_screenshot_config? +

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

Can I rate-limit update_screenshot_config? +

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

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

update_screenshot_config is provided by the PagePixels Screenshots MCP Server MCP server (pagepixels/mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.