Google Apps Script MCP Server (Utakata/google-apps-script-mcp) is an MCP server listed on the M8ven Trust Index. It scores 30 out of 100, grade F. It declares 28 tools. No publisher has claimed this listing.

F
Warning
30/100

Google Apps Script MCP Server

Enables comprehensive management of Google Apps Script projects, including project creation, file operations, and web app deployments. It features a security-first design with encrypted property management and automated security auditing for GAS environments.

Warning. Serious findings were identified. Review the full report before connecting. Grades reflect the full trust pyramid: code, verification depth, and reputation. New projects cap at C until adoption is earned.

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Who stands behind it

Utakata

Source: Glama

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Install from

The grade above is for the source repository. Registries can serve a different version, so we mark the ones we were not able to read.

// key findings
🚨
Code appears obfuscated
1 file are unreadable to a human reviewer. Cannot audit what they do.
⚠️
Known vulnerabilities in dependencies: 15 high
Affects packages this MCP installs at runtime. Upgrade or remove the affected dependency.
🔐
You'll be asked for 2 credentials: ENCRYPTION_KEY, GOOGLE_SERVICE_ACCOUNT_KEY
These are read from process.env at runtime. Make sure you trust where they’ll be sent.
// tools this server exposes28 tools

These names and descriptions are the publisher's own, read from the source code. We print them as written. Our assessment is the findings above, not this list.

create_gas_project

新しいGoogle Apps Scriptプロジェクトを作成します

list_gas_projects

Google Apps Scriptプロジェクトの一覧を取得します

get_gas_project

Google Apps Scriptプロジェクトの詳細を取得します

update_gas_project

Google Apps Scriptプロジェクトを更新します

create_gas_file

Google Apps Scriptファイルを作成します

get_gas_file

Google Apps Scriptファイルの内容を取得します

update_gas_file

Google Apps Scriptファイルを更新します

execute_gas_function

Google Apps Script関数を実行します

deploy_gas_webapp

Google Apps ScriptをWebアプリとしてデプロイします

manage_gas_triggers

Google Apps Scriptのトリガーを管理します

get_gas_logs

Google Apps Scriptの実行ログを取得します

manage_gas_libraries

Google Apps Scriptのライブラリを管理します

test_tool

テスト用ツール

clasp_setup

clasp環境のセットアップ(claspのインストール、ログイン)を行います

clasp_create

新しいGoogle Apps Scriptプロジェクトを作成します

clasp_clone

既存のGoogle Apps Scriptプロジェクトをクローンします

clasp_pull

リモートの変更をローカルプロジェクトに取得します(環境切替対応)

clasp_push_and_deploy

ローカルの変更をプッシュし、必要に応じてデプロイします(環境切替対応)

clasp_list

アカウントに紐づくGoogle Apps Scriptプロジェクトの一覧を表示します

set_secure_property

🔒 スクリプトプロパティに暗号化してデータを安全に保存します

get_secure_property

🔓 スクリプトプロパティから暗号化されたデータを安全に取得します

delete_property

🗑️ スクリプトプロパティを削除します

list_properties

📋 すべてのスクリプトプロパティを一覧表示します

audit_properties

🔍 スクリプトプロパティのセキュリティ監査を実行します

backup_properties

💾 スクリプトプロパティをバックアップします

restore_properties

🔄 バックアップからスクリプトプロパティを復元します

smart_dependency_check

Check and resolve runtime dependencies

dependency_check

Check system dependencies and environment

// known CVEs in dependencies15 high5 medium10 low

Disclosed vulnerabilities in this server's declared npm dependencies (via OSV). Whether each is reachable depends on the installed versions.

high@google/clasp@2.4.2GHSA-hqjg-pww4-pcgq

@google/clasp vulnerable to unsafe path traversal cloning or pulling a malicious script

high@modelcontextprotocol/sdk@1.0.0GHSA-w48q-cv73-mx4w

Model Context Protocol (MCP) TypeScript SDK does not enable DNS rebinding protection by default

highaxios@1.7.7GHSA-35jp-ww65-95wh

axios Vulnerable to Full Man-in-the-Middle via Prototype Pollution Gadget in `config.proxy`

highaxios@1.7.7GHSA-3g43-6gmg-66jw

axios Vulnerable to Credential Theft and Response Hijacking via Prototype Pollution Gadget in Config Merge

highaxios@1.7.7GHSA-43fc-jf86-j433

Axios is Vulnerable to Denial of Service via __proto__ Key in mergeConfig

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// environment variables
To run this server yourself, you supply these values. They go in your own MCP client configuration and stay on your machine. The secret label means the value is sensitive, not that the server mishandles it.
🔐 secretENCRYPTION_KEY自動生成
configGOOGLE_AUTH_CODEOAuth認証コード △ -
configGOOGLE_CREDENTIALS_PATHOAuth認証情報パス ○※ -
🔐 secretGOOGLE_SERVICE_ACCOUNT_KEYService Accountキー ○※ -
configLOG_LEVELinfo
// quality suggestions

Tool annotations

No tools have read-only/destructive annotations

Add readOnlyHint or destructiveHint annotations to every tool so hosts can warn users before invoking.

All four hints declared on every tool

28/28 tools missing one or more hints — create_gas_project (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); list_gas_projects (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint); get_gas_project (missing: readOnlyHint, destructiveHint, idempotentHint, openWorldHint), +25 more. OpenAI's directory rejects tools where any of the four hints are missing or non-boolean.

For every tool, set all four hints (readOnlyHint, destructiveHint, idempotentHint, openWorldHint) to explicit true/false values that match the handler’s actual behaviour.

License file

No license file

Add a LICENSE file (MIT, Apache-2.0, etc.).

Tool test coverage

Only 0/28 tools referenced in tests (0%)

Write tests that reference each tool by name so every tool has at least one test.

Shell command execution

3 calls in production code run through a shell (create-stable-dxt.js:62, src/index-smart-runtime.js:58, src/services/clasp-service.js:518)

Prefer library functions over shell-outs. If you must shell out, ensure all inputs are properly escaped.

Readable source code

1 file are minified or bundled, which is usually build output rather than concealment

Ship unminified, readable source.

Production dependencies are patched

0 critical, 15 high severity in production deps — @google/clasp@2.4.2 (high), @modelcontextprotocol/sdk@1.0.0 (high)

Run npm audit fix, or upgrade the affected packages to a non-vulnerable version.

Dependency freshness

1/11 production deps stale: node-fetch@2023-11-30 (2.8y)

Claim the listing to review these findings one by one and send us a correction where you disagree, straight to the team. Claiming also means we tell you when the grade moves, and reach you first if we find anything urgent.

// full audit trail
The findings above are the summary. The full trail, every check we ran, each deduction, the network hosts observed and the dependency advisories, goes to verified publishers, along with an alert whenever a new one lands. Verified publishers can also review each finding and dispute it in one click. Publisher corrections have sharpened several of our checks this month, because the maintainer knows the codebase better than any scanner.
// improvement guidance — verified publishers only
We have 7 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.
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commit: 799caa89c01baa1602c91e4fa2db15ae0116bc6c
code hash: 161d6972bdded9d335eb45244994959898b21d2f0616290edf3fbf82d0e28e53
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