Versioned security assessment

Report ID: SA-B3918250

2/24/2026, 9:25:10 AM

notebooklm security assessment v1

Skill Security Certification Report

Audit History
Audit model: claude Historical report
Skill name
notebooklm
Version
v1
Maintainer
ZhanlinCui
Source
github.com/ZhanlinCui/Ultimate-Agent-Skills-Collection/tree/main/notebooklm
Coverage
15 Files scanned · 3,425 Lines analyzed
Policy version
Unavailable

Confirmed finding summary

No confirmed security findings

The completed audit recorded no confirmed security findings. This is not proof that the Skill has no side effects.

Installation context

Historical evidence

This report may not describe the currently installable artifact. Open the current Skill page for install guidance.

Open current Skill page

This report does not block or authorize the manifest or ZIP.

This skill is a legitimate Google NotebookLM integration using browser automation. The static findings are false positives triggered by: (1) shell command examples in documentation, (2) Playwright browser automation code for Google authentication, (3) network requests to Google's legitimate NotebookLM service. The combination of code execution + network + credentials is expected behavior for this type of integration skill.

Report position

Historical report

Open audit history before using this report to install.

Audit attestation

Not attestable

The required immutable binding is incomplete.

Human verification

Not verified

No human verification is recorded for this report.

Coverage

15 Files scanned · 3,425 Lines analyzed

5 items shown for review

Limitations

This report does not claim runtime or sandbox execution and does not prove the absence of side effects.

Evidence chain

Follow the evidence from source binding to the install contract. Available evidence supports verification; it is not a safety guarantee.

  1. Source

    Binding unavailable

  2. Artifact

    Identity incomplete

  3. Audit

    Complete

  4. Install contract

    Open manifest to verify

    Open manifest

Capabilities observed

Observed means this report recorded supporting evidence. Not recorded does not prove that a capability is absent.

Contains scripts

May execute code included with the Skill.

Not recorded by this audit

Network access

May connect to external services.

Observed in 2 evidence locations

Filesystem access

May read or write local files.

Observed in 2 evidence locations

Env variables

May read values from the process environment.

Observed in 1 evidence location

External commands

May invoke commands or programs outside the Skill.

Observed in 3 evidence locations

Capability review items (5)
High
scripts/auth_manager.py:104-120scripts/ask_question.py:66-77
Browser Automation with Credentials
Uses Playwright for browser automation with persistent authentication state. This is standard for skills that integrate with web services requiring login.
Legitimate browser automation for Google NotebookLM authentication. Uses Playwright with persistent context to maintain session cookies.
Medium
scripts/__init__.py:53scripts/__init__.py:65scripts/setup_environment.py:54
Shell Command Execution in Scripts
Python subprocess calls for environment setup (venv creation, pip install, patchright install). These are required for skill initialization.
Subprocess calls are used for legitimate environment setup (creating venv, installing dependencies). Arguments are hardcoded strings, no user input injection.
Medium
scripts/auth_manager.py:114scripts/ask_question.py:80
Network Requests to Google Services
Hardcoded URLs for Google NotebookLM API endpoints. Required for integration functionality.
Network requests go to notebooklm.google.com - Google's legitimate service. No data exfiltration to external servers.
Low
scripts/auth_manager.py:163-164scripts/notebook_manager.py:58
Filesystem Access for Data Storage
Accesses local filesystem to store notebook library, authentication state, and browser profile. Standard for persistent skill data.
Filesystem access is for storing skill data in ~/.claude/skills/notebooklm/data/ - standard skill storage location. No sensitive system files accessed.
Low
requirements.txt:10
Environment Variable Access
Uses dotenv for optional configuration. Standard skill configuration pattern.
dotenv usage is for reading optional .env configuration file. No automatic environment variable exposure.

Risk findings

Confirmed security concerns are separated from items that still need review.

No confirmed security findings were recorded for this completed audit.

Expert evidence

Immutable subject identity, scanner metadata, dismissed matches, and source-level evidence.

Artifact subject

Marketplace commit
Unavailable
Content hash
Unavailable
Tree hash
Unavailable
Skill path
Unavailable
Audit payload hash
Unavailable

Analysis metadata

Audit model: claude

Analysis state: Complete

Scope is limited to the recorded files, lines, methods, and evidence. No runtime or sandbox execution is claimed.

Verify and export

JSON report CITATION.cff SARIF 2.1.0 Signed installation manifest

The manifest and lockfile bind install artifacts to cryptographic hashes. This integrity claim is separate from the security assessment.

Audit attestation: not_attestable