Php File Audit

Q: What does the Php File Audit skill do?

PHP 源码文件操作类漏洞审计。当在 PHP 白盒审计中需要检测文件相关漏洞时触发。 覆盖 5 类文件风险: 任意文件上传(类型绕过/路径穿越/二次渲染)、任意文件读取(include/fread/路径穿越)、 任意文件写入(日志注入/配置覆盖)、文件系统竞争(TOCTOU/符号链接)、归档提取漏洞(Zip Slip)。 需要 php-audit-pipeline 提供的数据流证据。

Q: What is a Claude Code skill and how does the Php File Audit skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Php File Audit is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Engineering category. Learn more at https://claudskills.com/learn/what-is-skill-md/.

Category: Engineering · Sub-category: languages · Last updated: 2026-05-22

lang:php type:audit

PHP 源码文件操作类漏洞审计。当在 PHP 白盒审计中需要检测文件相关漏洞时触发。覆盖 5 类文件风险: 任意文件上传(类型绕过/路径穿越/二次渲染)、任意文件读取(include/fread/路径穿越)、任意文件写入(日志注入/配置覆盖)、文件系统竞争(TOCTOU/符号链接)、归档提取漏洞(Zip Slip)。需要 php-audit-pipeline 提供的数据流证据。

Security AStatic scan found no risk patternsHow grading works ›

From the source SKILL.md

本 skill 聚焦源码层面判断"文件操作漏洞是否成立"，核心是验证路径可控性、内容可控性和执行可达性。构造上传绕过 payload、LFI 日志投毒等运行时利用技术属于对应黑盒 exploit skill 范畴。

What this skill does

Php File Audit is a community-contributed Claude Code skill in the languages sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/php-file-audit/ and loads when your prompt matches the skill's trigger.

Who uses this skill

The Php File Audit Claude Code skill is built for software engineers, backend developers, full-stack teams, and technical leads building and maintaining production systems. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 146,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/php-file-audit
curl -L https://claudskills.com/skills/php-file-audit/SKILL.md \
  -o ~/.claude/skills/php-file-audit/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/php-file-audit/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/php-file-audit/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\php-file-audit\SKILL.md on Windows. See the full install guide for step-by-step instructions.

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

See pricing → Download desktop app

Frequently asked questions

How do I install the Php File Audit Claude Code skill?

Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/php-file-audit/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.

What does the Php File Audit skill do?

Is this skill free to install?

Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.

When should I use the Php File Audit skill?

Use Php File Audit when your Claude Code task falls under the Engineering category — specifically in the languages area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Php File Audit" or describe the task and let Claude pick). Browse related skills at /category/engineering/.

What is a Claude Code skill and how does the Php File Audit skill fit in?

A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Php File Audit is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Engineering category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Source: https://github.com/wgpsec/AboutSecurity/blob/a7ae92e215106d4f535aac574873b557970dc516/skills/code-audit/php/php-file-audit/SKILL.md
Author: wgpsec

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA

wgpsec. (2026). Php File Audit [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/php-file-audit/

BibTeX

@misc{php-file-audit-2026,
  author    = {wgpsec},
  title     = {Php File Audit [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/php-file-audit/}
}

Embed this skill

Promote, attribute, or link this skill from your own README, blog post, or documentation. All three snippets are free to use — no sign-up, no API key. More distribution surfaces →

Badge

[![ClaudSkills](https://claudskills.com/badge/php-file-audit.svg)](https://claudskills.com/skills/php-file-audit/?utm_source=badge&utm_medium=readme&utm_campaign=skill_badge)

Security scan

Grade A · scanned 2026-07-06 — free static scan against the OWASP Agentic Skills Top 10.

The scan flagged 1 of 10 categories (filesystem), including lower-severity patterns. Patterns shown inside code fences are weighted as examples rather than instructions — read the grading methodology for what this does and does not guarantee.

✓ Prompt injection
✓ Data exfiltration
✓ Supply chain
✓ Reverse shell
✓ Credentials
✓ Execution
⚠ Filesystem
✓ Persistence
✓ Obfuscation
✓ Network

Show this grade on your repo (click to copy):

[![Security: A](https://img.shields.io/badge/Security-A-2e7d32)](https://claudskills.com/skills/php-file-audit/#security)

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Browse all Engineering skills in the ClaudSkills registry, or explore these other picks from the same category:

Browse all Engineering skills → Top 100 skills

Part of ClaudSkills — the open registry for Claude Skills & Claude Code Skills. · What's New · Install guide · About · llms.txt

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