git_apply_patch_string

A write tool on the GitHub MCP server.

SERVERGitHub SOURCEoci:ghcr.io/aifity/omnigit-mcp:0.5.0

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/io-github-aifity-omnigit-mcp/git-apply-patch-string.md

WHAT IT DOES

What git_apply_patch_string does on GitHub

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

RISK

Why git_apply_patch_string is rated Medium

Applying a patch modifies repository files and content. This is a Write operation that can create, modify, or delete files within the repository depending on the patch contents. Severity is high because a malicious or erroneous patch could modify many files across a repository.

From the tool's definition 'Git apply patch string' - applies a patch to repository contents

Attacks that exploit this kind of access

RECOMMENDED RULE

The rule that runs git_apply_patch_string safely

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

git_apply_patch_string Rate-limited

git_apply_patch_string 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": {
    "git_apply_patch_string": {
      "limits": [
        {
          "counter": "git_apply_patch_string_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 GitHub, apply this rule, and every git_apply_patch_string call is checked against it from then on.

FAQ

Questions about git_apply_patch_string

What does the git_apply_patch_string tool do? +

git_apply_patch_string is a write tool on the GitHub MCP server. It is categorised as a Write tool in the GitHub MCP Server, which means it can create or modify data. Consider rate limits to prevent runaway writes.

How do I enforce a policy on git_apply_patch_string? +

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

What risk level is git_apply_patch_string? +

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

Can I rate-limit git_apply_patch_string? +

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

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

git_apply_patch_string is provided by the GitHub MCP server (oci:ghcr.io/aifity/omnigit-mcp:0.5.0). PolicyLayer sits as a proxy in front of this server to enforce policies before tool calls reach the server.

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