security-fix-oracle SKILL.md skillA

security-fix-oracle from lu1sdv/skillsmd is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add lu1sdv/skillsmd/security-fix-oracle@git:20260922.755d461

Pins git:20260922.755d461 in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
lu1sdv/skillsmd
Path
security-fix-oracle/SKILL.md
Versions recorded
1
Latest version
git:20260922.755d461, committed Sep 22, 2026
Size
8,671 bytes
Repository stars
2
License
none declared

Use when turning a real project's git history into a labeled, enriched, leakage-free security-fix dataset ("oracle") for a vulnerability classifier, rule-authoring feed, or risk-prioritization model. Triggers: "mine commits for security fixes", "build a vuln dataset / training corpus from git history", "label commits by CWE / vuln category", "SZZ", "blame who introduced the vulnerability", "vulnerability-introducer attribution", "skill-gap analysis", "CVSS scoring of commits…

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Security-Fix Oracle — mining git history into a labeled vuln dataset

A reproducible pipeline + runnable **harness** for converting a project's commit
history into a quality-tiered, leakage-aware dataset of security fixes, enriched
with **CVSS 3.1** scores and **SZZ vulnerability-introducer attribution**. Built
and validated on `gitlab-org/gitlab` (189k commits → 18,202 security-relevant →
1,018 diff-verified gold + 204 non-Ruby confirmed; CVSS over 18,060 rows; SZZ over
13,643 diffed rows). The methodology is repo-agnostic; the harness constants point
at the GitLab build and are meant to be re-pointed.

## What it produces

A single Parquet (one row per commit SHA) with:
- **labels**: `category` (vuln-class taxonomy term), `cwe[]`, `quality_tier` (gold/weak)
- **features**: `subject`, `body`, `diff` (the fix patch), `sink`, `tainted_input`, `language`
- **enrichment**: `cvss_score`/`cvss_vector`/`cvss_severity`, `vuln_class_cwe[]`
- **attribution** (optional sidecar column, PII): `szz_introducers`, `szz_primary_introducer`, …
- **quality signals**: `is_security_fix_regate`, `label_disagreement`, `near_dup_subject_hash`
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add lu1sdv/skillsmd/security-fix-oracle@sha256:17939b5e9cedccfd

The line at the top of this page pins the label git:20260922.755d461, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_poyeqofivwoqz6h3.svg)](https://markdownregistry.com/a/art_poyeqofivwoqz6h3)

2 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 1 version of this file, committed on Sep 22, 2026.

versioncommittedcommitsizeaudit
git:20260922.755d461 latest2026-09-22 755d461 8,671 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (8671 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

lu1sdv/skillsmd · 2 stars · license none declared · pushed 2026-11-05 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_poyeqofivwoqz6h3
GET https://markdownregistry.com/api/v1/resolve?ref=lu1sdv/skillsmd/security-fix-oracle
GET https://markdownregistry.com/api/v1/blob/17939b5e9cedccfdb6d35bbc3fc3e65f99189410ec9bb1807c696f2fb6f70287

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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