security-audit

security-audit is a skill for Claude Code, Codex from staruhub/ClaudeSkills. It costs 229 tokens per session (2,539 once invoked), scanned A, original, MIT.

A security review guide for source code, third-party libraries, servers, containers, and delivery pipelines. It checks for common weaknesses, unsafe settings, and exposed secrets without carrying out attacks.

In plain words
What is it for?
Checking for issues such as SQL injection, cross-site scripting, unsafe server access, vulnerable dependencies, hard-coded passwords or API keys, insecure Docker or Kubernetes settings, and CI/CD risks.
Why use it?
It brings several security checks into one review and distinguishes preliminary offline results from findings that need confirmation against current security advisories. It also limits reviews to systems the user owns or is authorised to test.

Skill for Claude CodeCodex

Written for no agent in particular: nothing here depends on one.

Good fit Checking for issues such as SQL injection, cross-site scripting, unsafe server access, vulnerable dependencies, hard-coded passwords or API keys, insecure Docker or Kubernetes settings, and CI/CD risks.

Compare 6 skills from other repositories ↓
Install with agentmods
npx agentmods add skills/staruhub/claudeskills/geek-skills-security-audit
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Any agent
npx skills add staruhub/ClaudeSkills --skill geek-skills-security-audit
Clone the repo
git clone --depth 1 https://github.com/staruhub/ClaudeSkills

Made for: Claude Code, Codex.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for security-audit

README.md
[![agentmods](https://agentmods.dev/badge/skills/staruhub/claudeskills/geek-skills-security-audit/github.svg)](https://agentmods.dev/skills/staruhub/claudeskills/geek-skills-security-audit)
Your own site
<a href="https://agentmods.dev/skills/staruhub/claudeskills/geek-skills-security-audit"><img src="https://agentmods.dev/badge/skills/staruhub/claudeskills/geek-skills-security-audit/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for security-audit

Your own site · 80×15
<a href="https://agentmods.dev/skills/staruhub/claudeskills/geek-skills-security-audit"><img src="https://agentmods.dev/badge/skills/staruhub/claudeskills/geek-skills-security-audit.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 229 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 2,539 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 1 finding. A grade says what 26 rules found in the file — not that it is safe. Third-party audits
  • NVIDIA SkillSpector warn 7 Sept 2026
SkillSpector: 4 findings, up to high

These are SkillSpector’s own severities. On a checked sample its high-severity flags on skills were ~96% false positives — a documented command, a public API, a “never do X” rule — so we show them as a caution to read, not a verdict. Why →

  • high YARA Match · line 145
    YARA rule matched a hack tool or exploit indicator (offensive tools, reconnaissance, privilege escalation, or exploit frameworks).
    Fix: Remove offensive tool references and exploit code. Legitimate agent skills should not contain penetration testing tools, exploit frameworks, or reconnaissance utilities.
  • medium Privilege Escalation · line 136
    Commands invoke sudo or root privileges. Verify this elevated access is necessary and justified.
    Fix: Avoid sudo/root unless strictly required. Prefer least-privilege patterns. If elevation is needed, document the justification and scope.
  • medium Privilege Escalation · line 139
    Commands invoke sudo or root privileges. Verify this elevated access is necessary and justified.
    Fix: Avoid sudo/root unless strictly required. Prefer least-privilege patterns. If elevation is needed, document the justification and scope.
  • medium Tool Misuse · line 147
    Tool defaults are unsafe or overly permissive (e.g. disabled TLS verification, no authentication, world-writable permissions). Unsafe defaults widen the attack surface.
    Fix: Override unsafe defaults with secure settings (verify=True, auth required, restrictive permissions). Review and harden all tool configurations.
How audits are shown
Origin original No closer match found in the catalogue.
Token cost

What it costs to keep this loaded

Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.

ModelPer sessionOnce invoked
Fable 5.1 $0.00229 $0.02539
Opus 5 $0.00114 $0.01269
Sonnet 5 $0.00046 $0.00508
Haiku 4.5 $0.00023 $0.00254

Measured 12d ago against content hash 1d7814840018, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-12, from the pricing page.

Security

Grade A, and why

security-audit scanned grade A with 1 finding against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 12d ago.

The scan reads SKILL.md. This mod also ships 3 executable files (scripts/dependency_check.py, scripts/full_scan.py, scripts/secrets_scan.py), listed below but not scanned — reading those needs a real analyzer, not pattern matching.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Asks for rootlowPrivilege escalation

A mod that escalates privileges can change anything on the machine, not only the project.

sudo ufw status verbose

Downgraded: this mod is about security review, or the phrase is quoted, so it is likely naming the pattern rather than instructing it.

skills/Geek-skills-security-audit/SKILL.md · 209 lines

How it starts

The opening of the file, as written. The whole thing — 209 lines — stays where its author put it; the contents beside it link to each section on GitHub.

Security Audit Skill

全面的安全审计工具,覆盖代码静态分析(SAST)、依赖检查(SCA)和服务器配置审计。

授权与边界(先确认再动手)

  • 只审计用户拥有或明确获得授权的代码/服务器;对第三方系统的扫描请求一律拒绝并说明原因
  • 本skill做审计与建议,不做主动攻击性测试(漏洞利用、爆破、DoS验证)
  • 发现硬编码凭证时只报告位置与类型,不在输出中回显完整明文
  • 除非用户明确要求,不直接修改业务代码;修复以建议形式给出

时效性规则(重要)

本文件不维护具体CVE清单。凡涉及"某版本是否有漏洞"的结论,必须现场查询: 用 web search 查 [框架/库名] CVE advisory [当前年份],或查官方 security advisory 页面。 正文中出现的具体CVE(如 Log4Shell CVE-2021-44228)仅作为漏洞类别的历史案例,不代表当前威胁全貌。

工作流程

安全审计遵循以下步骤:

  1. 环境检测 → 识别项目类型和技术栈
  2. 依赖检查 → 扫描第三方库漏洞(优先级最高)
  3. 静态代码分析 → SAST扫描源代码漏洞
  4. 敏感信息检测 → 扫描硬编码的密钥和凭证
  5. 配置审计 → 检查安全相关配置
  6. 生成报告 → 汇总发现并提供修复建议

快速开始

依赖安装

# 安装核心Python扫描工具(优先用 venv/pipx,避免污染系统 Python)
pipx install bandit semgrep || pip install safety bandit semgrep pip-audit

# 安装Node.js安全工具(如需要)
npm install -g npm-audit-html retire

一键全面扫描

运行综合扫描脚本:

python3 /path/to/skill/scripts/full_scan.py /path/to/project

只需单项检查时用独立脚本:scripts/dependency_check.py(仅依赖漏洞)、scripts/secrets_scan.py(仅敏感信息/密钥,输出已对命中值脱敏)。

注意:dependency_check.py 内置的是离线基线表(会过时),命中结果标注 source: offline-baseline,必须用 pip-audit/npm audit 或官方 advisory 实时确认后才能下结论——与上文"不维护 CVE 清单"原则一致,基线表是预筛工具而非权威来源。

检测能力

1. 高危漏洞(Critical)

漏洞类型 历史案例 检测方式
框架/依赖 RCE Log4Shell (CVE-2021-44228) 依赖版本检查 + 现场搜索最新 advisory
SQL注入 CWE-89 SAST + 模式匹配
命令注入 CWE-78 SAST + 模式匹配

框架级 RCE 层出不穷(React/Next.js 等生态近年多次爆出),检查依赖前先 web search 该框架当年的 CVE 列表。

2. OWASP Top 10(以官方当前版本为准)

运行时先 web search 确认当前版本(现行为 2025 版);无法联网时使用下面这份记录时点的离线清单,并在报告中标注可能过时。以下条目为通用类别参考:

  • A01: Broken Access Control - 访问控制缺陷
  • A02: Cryptographic Failures - 加密失败
  • A03: Injection - 注入攻击(SQL/XSS/Command)
  • A04: Insecure Design - 不安全设计
  • A05: Security Misconfiguration - 安全配置错误
  • A06: Vulnerable Components - 易受攻击的组件
  • A07: Authentication Failures - 身份认证失败
  • A08: Software Integrity Failures - 软件完整性失败
  • A09: Logging Failures - 日志记录失败
  • A10: SSRF - 服务端请求伪造

Read the full file on GitHub · 209 lines

Files

What ships with it

7 files beside SKILL.md in the same directory: the scripts, references and assets a skill reads on demand. Not counted in the per-session cost; read them before you install if any of them is executable.

Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 12d ago First seen · 209 lines · 229 tokens per session scan A 1d7814840018

Subscribe to this mod's changes

security-audit is a skill published in the GitHub repository staruhub/ClaudeSkills (712 stars, last pushed 1mo ago), licensed MIT. It adds 229 tokens to every session and 2,539 once invoked, about $0.0011 per session on Opus 5. A static security scan graded it A with 1 finding (asks for root). No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

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