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snipercat69

Oauth Security Checker

by snipercat69 · GitHub ↗ · v1.4.0 · MIT-0
cross-platform ⚠ suspicious
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Install in OpenClaw
/install edgeiq-oauth-security-checker
Description
Detects OAuth 2.0 security flaws in web apps by checking redirect URIs, state parameter, PKCE, token endpoint, scopes, and authorization server details.
README (SKILL.md)

OAuth Security Checker

Skill Name: oauth-security-checker Version: 1.0.0 Category: Security / Vulnerability Assessment Price: Lifetime: $39 / Optional Monthly: $7/mo (includes all Pro features permanently) Author: EdgeIQ Labs OpenClaw Compatible: Yes — Python 3, pure stdlib, WSL + Linux


What It Does

Detects OAuth 2.0 misconfigurations, security flaws, and authorization issues in web applications. Checks redirect URI validation, token endpoint security, scope permissions, PKCE support, state parameter integrity, and more.

⚠️ Legal Notice: Only test OAuth integrations you own or have explicit written authorization to audit.


Features

  • Redirect URI validation — tests for localhost, null, and wildcard misconfigs
  • State parameter check — detects missing or weak CSRF protection
  • PKCE support detection — identifies apps missing code challenge
  • Token endpoint security — checks TLS, token format, expiration
  • Scope analysis — flags overly broad permissions
  • Implicit flow detection — warns about bearer token exposure
  • Authorization server fingerprinting — identifies provider and version
  • JSON export — structured results for reporting

Tier Comparison

Feature Free Lifetime ($39) Optional Monthly ($7/mo)
Redirect URI checks ✅ (5 URIs) ✅ (unlimited) ✅ (unlimited)
State parameter test
PKCE detection
Token endpoint analysis
Scope permission analysis
Full OAuth provider fingerprint
JSON export

Installation

cp -r /home/guy/.openclaw/workspace/apps/oauth-security-checker ~/.openclaw/skills/oauth-security-checker

Usage

Basic scan (free tier)

python3 oauth_checker.py --url "https://example.com/oauth/authorize?client_id=YOUR_ID&redirect_uri=https://example.com/callback&response_type=code&scope=read"

Pro scan with full analysis

[email protected] python3 oauth_checker.py \
  --url "https://example.com/oauth/authorize?client_id=YOUR_ID&redirect_uri=https://example.com/callback&response_type=code&scope=read write" \
  --pro

JSON report output

[email protected] python3 oauth_checker.py \
  --url "https://example.com/oauth/authorize?client_id=YOUR_ID&redirect_uri=https://example.com/callback&response_type=code" \
  --bundle --output oauth-report.json

As OpenClaw Discord Command

In #edgeiq-support channel:

!oauth https://example.com/oauth/authorize?client_id=YOUR_ID&redirect_uri=https://example.com/callback&response_type=code&scope=read
!oauth https://example.com/oauth/authorize?client_id=YOUR_ID --pro

Parameters

Flag Type Default Description
--url string Authorization URL with query params
--pro flag False Enable Pro features
--bundle flag False Enable Bundle features
--output string Write JSON report to file
--timeout int 10 Request timeout (seconds)

Output Example

=== OAuth Security Checker ===
Target: https://example.com/oauth/authorize

  [1m[91m🔴 CRITICAL: Redirect URI allows localhost[0m
    Pattern: https://localhost/callback
    Risk: Attacker can intercept authorization codes

  [1m[93m🟡 WARNING: State parameter not detected[0m
    Risk: CSRF attack possible via authorization hijacking

  [1m[92m✔ OK: PKCE is supported[0m
    Challenge method: S256

  [1m[92m✔ OK: Token endpoint requires TLS[0m
    Version: TLS 1.2+

  [1m[93m🟡 INFO: Scopes detected: read, write, admin[0m
    Warning: 'admin' scope is overly broad

  Threat Level: HIGH — 2 issues found

Pricing

Lifetime License: $39 — your tool forever, all features included permanently. Optional Monthly: $7/mo — for those who prefer recurring billing (cancel anytime). 👉 Buy Lifetime — $39 👉 Subscribe Monthly — $7/mo 👉 Subscribe Monthly — $7/mo

Pro Upgrade (deprecated)

All features now included in Lifetime purchase.


Support

Open a ticket in #edgeiq-support or email [email protected]


🔗 More from EdgeIQ Labs

edgeiqlabs.com — Security tools, OSINT utilities, and micro-SaaS products for developers and security professionals.

  • 🛠️ Subdomain Hunter — Passive subdomain enumeration via Certificate Transparency
  • 📸 Screenshot API — URL-to-screenshot API for developers
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👉 Visit edgeiqlabs.com →

Usage Guidance
This skill appears to implement the advertised OAuth checks, but several inconsistencies raise caution: (1) metadata claims no required env vars or config paths, yet the code reads environment variables (EDGEIQ_EMAIL, EDGEIQ_LICENSE_KEY) and a license file under ~/.edgeiq — the registry should declare this. (2) Licensing logic contains a hardcoded email that automatically grants 'bundle' access and multiple inconsistent purchase links/pricing across files, which reduces trust in provenance. (3) The SKILL.md suggests copying files from a local workspace and running the Python file, so verify the source before running. Before installing or running: review the two Python files yourself (you have them here); run in an isolated/sandbox environment if possible; don't export sensitive secrets or tokens into EDGEIQ_EMAIL/EDGEIQ_LICENSE_KEY; inspect network activity at runtime to ensure results aren't being exfiltrated to unexpected endpoints; and prefer acquiring tools from a trusted upstream repo or vendor (confirm the GitHub/source and owner). If you intend to use Pro features, confirm the payment links and licensing behavior directly with the author and avoid hardcoding real account credentials into environment variables the tool reads.
Capability Analysis
Type: OpenClaw Skill Name: edgeiq-oauth-security-checker Version: 1.4.0 The skill bundle provides a functional OAuth 2.0 security scanner that checks for common misconfigurations like weak redirect URIs, missing PKCE, and CSRF vulnerabilities. The code in oauth_checker.py and edgeiq_licensing.py implements a local licensing system based on environment variables and local files, but it does not exfiltrate this data or perform any unauthorized network calls. No evidence of malicious intent, prompt injection, or data theft was found.
Capability Tags
cryptocan-make-purchasesrequires-oauth-tokenrequires-sensitive-credentials
Capability Assessment
Purpose & Capability
The code (oauth_checker.py) implements the described OAuth checks (redirect URI, state, PKCE, scopes, response_type, token endpoint probing). That part is coherent with the skill's stated purpose.
Instruction Scope
The SKILL.md and code instruct the agent/user to set environment variables (EDGEIQ_EMAIL, EDGEIQ_LICENSE_KEY) and to copy files from a local ~/.openclaw/workspace path. The skill uses the user's home directory (~/.edgeiq/license.key and stripe_licenses.json) for license state. These config paths and env vars are not declared in the registry metadata (which lists no required env or config paths). The install instructions reference local paths rather than a standard package install.
Install Mechanism
No install spec is provided (instruction-only), and code appears to be pure Python stdlib. There is no remote download/install step declared in the registry metadata.
Credentials
Registry metadata declares no required environment variables, yet the code and SKILL.md rely on EDGEIQ_EMAIL and EDGEIQ_LICENSE_KEY for unlocking Pro/Bundle features and read/write ~/.edgeiq license files. Requesting an email env var to gate features is unexpected and not declared; the skill also implicitly requires file-system access to the user's home directory to read license state.
Persistence & Privilege
The skill persists licensing state under ~/.edgeiq (license.key and stripe_licenses.json). It does not request always:true or system-wide configuration changes, nor does it modify other skills, but the presence of local persistence was not declared in metadata and could surprise users.
How to Use
  1. Make sure OpenClaw is installed (local or Docker)
  2. Run the install command in chat: /install edgeiq-oauth-security-checker
  3. After installation, invoke the skill by name or use /edgeiq-oauth-security-checker
  4. Provide required inputs per the skill's parameter spec and get structured output
Version History
v1.4.0
v1.4.0: URGENT FIX — corrected Stripe Payment Link URLs
v1.3.0
v1.3.0: CRITICAL FIX — replaced placeholder Stripe URLs with real working Payment Link checkout URLs
v1.2.0
v1.2.0: Dual pricing — Lifetime as primary purchase option with optional monthly. Updated Stripe checkout URLs.
v1.0.0
Initial release: redirect URI validation, state parameter check, PKCE detection, scope analysis, implicit flow detection, authorization server probing.
Metadata
Slug edgeiq-oauth-security-checker
Version 1.4.0
License MIT-0
All-time Installs 0
Active Installs 0
Total Versions 4
Frequently Asked Questions

What is Oauth Security Checker?

Detects OAuth 2.0 security flaws in web apps by checking redirect URIs, state parameter, PKCE, token endpoint, scopes, and authorization server details. It is an AI Agent Skill for Claude Code / OpenClaw, with 102 downloads so far.

How do I install Oauth Security Checker?

Run "/install edgeiq-oauth-security-checker" in the OpenClaw or Claude Code chat to install it in one step — no extra setup required.

Is Oauth Security Checker free?

Yes, Oauth Security Checker is completely free, licensed under MIT-0. You can download, install and use it at no cost.

Which platforms does Oauth Security Checker support?

Oauth Security Checker is cross-platform and runs anywhere OpenClaw / Claude Code is available (cross-platform).

Who created Oauth Security Checker?

It is built and maintained by snipercat69 (@snipercat69); the current version is v1.4.0.

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