cmmc-readiness is a skill in alirezarezvani/claude-skills, last changed 29 Oct 2026. It can run shell commands, name web addresses and bundle scripts.

From the author
Use when a defense contractor or subcontractor is preparing for a CMMC 2.0 Level 2 self-assessment or C3PAO assessment, calculating or checking an SPRS score against NIST SP 800-171 Rev 2, deciding what can go on a POA&M, tracking POA&M closeout before Conditional status expires, or scoping assets, enclaves and cloud providers that handle CUI. Scores all 110 requirements with the 32 CFR 170.24 weights, blocks gaps that can never be deferred, and classifies the asset inventory into CMMC asset categories.

At a glance

What it can touch

How much a skill can do, not whether it is risky.

Pattern check

Nothing flagged

That isn't proof the skill is harmless.

Commit e4a1dc3 · 31 Oct 2026

How the check works

Pattern check: nothing flagged

That isn't proof the skill is harmless.

Install

Each tab says whether it installs commit e4a1dc3, the one we checked, or the latest version.

Read SKILL.md first
MIT
Licence
29.1k
Repo stars
Publisher

What it can touch

From the files and frontmatter at commit e4a1dc3. This is how much a skill can do, not whether it is risky.

  • Runs shell commands

    Its instructions or files give the agent commands to run on your computer.

  • Names web addresses

    It mentions outside web addresses the agent may visit. We list them but don't follow them.

    Outside links we did not follow
  • Bundles scripts

    The folder holds code files the agent may run.

Pattern check

Pattern check: nothing flagged · commit e4a1dc3 · 31 Oct 2026

We checked every text file in this skill, at commit e4a1dc3 on 31 Oct 2026, against 45 published patterns such as download-and-run commands, hidden text and credential access. We don't run the skill, we don't read the web pages it points to, and we can't judge everything its instructions might lead an agent to do. In published tests, pattern checks like this one missed most malicious skills. Read the skill before you install it — especially anything it asks you to download or run.

How the check worksReport an incorrect finding

  • https://www.law.cornell.edu/cfr/text/32/170.3
  • https://www.law.cornell.edu/cfr/text/32/170.21
  • https://www.law.cornell.edu/cfr/text/32/170.22
  • https://www.law.cornell.edu/cfr/text/32/170.24
  • https://www.grfcpa.com/resource/dfars-publishes-final-rule-on-cmmc-effective-november-10/
  • https://dodcio.defense.gov/cmmc/about
  • https://csrc.nist.gov/pubs/sp/800/171/a/final
  • https://www.justice.gov/opa/pr/deputy-attorney-general-lisa-o-monaco-announces-new-civil-cyber-fraud-initiative
  • https://www.crowell.com/en/insights/client-alerts/miss-me-with-rev-3-says-dod-dod-issues-class-deviation-linking-dfars-7012-to-nist-sp-800-171-rev-2
  • https://csrc.nist.gov/pubs/sp/800/171/r2/upd1/final
Show 6 more
  • https://csrc.nist.gov/pubs/sp/800/171/r3/final
  • https://csrc.nist.gov/pubs/sp/800/172/final
  • https://www.law.cornell.edu/cfr/text/32/170.19
  • https://www.acquisition.gov/dfars/252.204-7012-safeguarding-covered-defense-information-and-cyber-incident-reporting
  • https://cloudsecurityalliance.org/articles/fedramp-moderate-equivalency-for-cloud-service-providers-explained
  • https://dodcio.defense.gov/cmmc/Resources-Documentation/

Format check

Each agent reads SKILL.md a little differently. We check the file against each one's published rules; we don't run the skill in any agent.

  • Agent Skills specPasses with warnings

    The open format from agentskills.io, held to what the strictest agents enforce, so one folder loads everywhere.

    • Warning

      Fields outside the spec: argument-hint (read by Claude Code and VS Code). Uploads to the Claude apps and API, and the spec's validator, reject the file; most agents ignore these fields. O1

      Fix: Delete them for a portable skill, or keep them if you only target the agents that read them.

    • Note

      The first sentence of the description is 345 characters. Agents shorten long descriptions, so lead with the main job. D8

      Fix: Start with one short sentence that names the job.

  • Claude CodePasses

    Claude Code reads its own extra fields, ignores unknown ones, and still loads a skill whose frontmatter is broken, without its fields.

    • Note

      The first sentence of the description is 345 characters. Agents shorten long descriptions, so lead with the main job. D8

      Fix: Start with one short sentence that names the job.

  • Claude apps & API uploadFails

    Uploading to claude.ai or the Claude API, or packaging with Anthropic's script, accepts only the six spec fields and stops on anything else.

    • Error

      Upload and packaging fail on fields outside the spec: argument-hint. O1

      Fix: Delete them, and keep your own data under metadata as text values.

    • Note

      The description is 508 characters. The claude.ai Help Center says 200 at most, though Anthropic's API docs and validator allow 1,024. D4

      Fix: If the claude.ai upload refuses it, trim the description to 200 characters.

  • OpenAI (Codex & API)Passes with warnings

    Codex finds SKILL.md by its exact name and needs a description; OpenAI's Skills API checks the frontmatter against the spec and caps uploads.

    • Warning

      Fields outside the spec: argument-hint. Codex ignores them; OpenAI doesn't say whether its upload accepts them. O1

      Fix: Delete them, or move your own data under metadata as text values.

    • Note

      The first sentence of the description is 345 characters. Agents shorten long descriptions, so lead with the main job. D8

      Fix: Start with one short sentence that names the job.

  • VS Code & CopilotPasses

SKILL.md

Files

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