Eresus Deser Audit

Quality score: 70/100 · Category: Security · Sub-category: web-security

type:audittype:review

Deserialization vulnerability audit skill with gadget chain knowledge for all major languages. Trigger when the user asks to: "audit deserialization", "check for insecure deserialization", "find pickle vulnerabilities", "Marshal.load audit", "gadget chain analysis", "check for unsafe YAML loading", or when reviewing code that processes serialized data (JSON with type info, YAML, XML, binary formats).

What this skill does

Eresus Deser Audit is a production-ready Claude Code skill (quality score 70/100) in the web-security sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/eresus-deser-audit/ and loads when your prompt matches the skill's trigger.

Who uses this skill

The Eresus Deser Audit skill is built for security engineers, penetration testers, DevSecOps practitioners, and development teams hardening codebases and infrastructure. It is part of the open ClaudSkills registry, a community-curated catalog of 15,000+ capabilities you can install for Claude Code — the Claude CLI agent.

How to install

Free

Manual install (2 steps)

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

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

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

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.

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

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