search_and_recolor · Bedrock Image MCP: Risk & Policy

WHAT IT DOES

What search_and_recolor does on Bedrock Image

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

WHY IT NEEDS A POLICY

Why search_and_recolor needs a policy

Based on the tool name and server context (image editing via Amazon Bedrock), 'search_and_recolor' most likely searches for objects within an image and recolors them, which is a Write operation (modifying image data reversibly). However, the empty description lowers confidence significantly. Severity is medium as misuse could alter images unintentionally, but effects are not irreversible.

From the tool's definition Tool name 'search_and_recolor' on a server focused on image generation and editing; description is empty.

Attacks that exploit this kind of access

Recommended rule Ready

Verdict

search_and_recolor Rate-limited

search_and_recolor 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": {
    "search_and_recolor": {
      "limits": [
        {
          "counter": "search_and_recolor_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 Bedrock Image, so you can run agents against it safely.

FAQ

Questions about search_and_recolor

What does the search_and_recolor tool do? +

search_and_recolor. It is categorised as a Write tool in the Bedrock Image MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on search_and_recolor? +

Register the Bedrock Image MCP server in PolicyLayer and add a rule for search_and_recolor: 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 Bedrock Image. Nothing to install.

What risk level is search_and_recolor? +

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

Can I rate-limit search_and_recolor? +

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

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

search_and_recolor is provided by the Bedrock Image MCP server (kalleeh/bedrock-image-mcp-server). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.