Agent skill

Vulnerability Scanning

by sickn33 in sickn33/agentic-awesome-skills

Scan systems and dependencies for CVEs and security vulnerabilities.

MITAuto-check passedSecurity

Install Vulnerability Scanning

skills CLI
$ npx skills add sickn33/agentic-awesome-skills --skill vulnerability-scanning -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install sickn33/agentic-awesome-skills vulnerability-scanning --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/sickn33/agentic-awesome-skills.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/vulnerability-scanning .claude/skills/vulnerability-scanning && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
vulnerability-scanning
GitHub stars
47k
Used in
1 other repo
Token cost
~2.8k tokens
SKILL.md length
402 words
Files
1
Skills in repo
1,354
Repo updated
First seen
Licence
MIT

At a glance

Scan systems and dependencies for CVEs and security vulnerabilities.

  • Tasks that involve Vulnerability scanning
  • SKILL.md covers When to Use This Skill, Prerequisites, Vulnerability Scanning Tools and OpenVAS Setup, plus 9 more sections
  • Calls docker, go and wget; reaches github.com

What it does

Vulnerability Scanning is an agent skill from sickn33/agentic-awesome-skills. Scan systems and dependencies for CVEs and security vulnerabilities.

Its SKILL.md is about 2.8k tokens, which your agent loads only when the skill is triggered. It is a single SKILL.md file with no bundled scripts. Compatibility notes: Requires the relevant security tooling (scanners, vault CLIs) and an authorized scope for any active assessment. Docs-only; helper scripts and templates not…

It sits in Security, covering Vulnerability scanning. The repository describes itself as: AAS Core is the local, agent-first control plane for complete catalog discovery, agent-owned selection, stack validation, and planning, backed by 2,400+ agentic skills. Includes… The licence is MIT.

When your agent uses it

  • Tasks that involve Vulnerability scanning

Example prompts

  • “/vulnerability-scanning”

Requirements

  • Python 3
  • Docker
  • Compatibility (from SKILL.md): Requires the relevant security tooling (scanners, vault CLIs) and an authorized scope for any active assessment. Docs-only; helper scripts and templates not bundled.

What it can do on your machine

Read from SKILL.md and the folder at commit ec02547. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    Shell commands in SKILL.md call:

    • docker
    • go
    • wget

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    Hosts in commands or code, which the agent is likely to contact:

    • github.com

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

  • Compatibility

    Requires the relevant security tooling (scanners, vault CLIs) and an authorized scope for any active assessment. Docs-only; helper scripts and templates not bundled.

    From compatibility in the SKILL.md frontmatter.

Context cost

Vulnerability Scanning loads about 2.8k tokens when it runs. Until then it costs about 23 tokens; SKILL.md has 402 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~23
When it runs · the whole SKILL.md, loaded when a task matches
~2.8k

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from sickn33/agentic-awesome-skills at commit ec02547, republished under its MIT licence (© sickn33). 402 words, ~2,821 tokens.

Download SKILL.mdSave it as .claude/skills/vulnerability-scanning/SKILL.md (or your agent's skills folder).
name
vulnerability-scanning
description
Scan systems and dependencies for CVEs and security vulnerabilities.
compatibility
Requires the relevant security tooling (scanners, vault CLIs) and an authorized scope for any active assessment. Docs-only; helper scripts and templates not bundled.
category
security
risk
offensive
source
https://github.com/BagelHole/DevOps-Security-Agent-Skills
source_repo
BagelHole/DevOps-Security-Agent-Skills
source_type
community
date_added
2026-09-20
license
MIT
license_source
https://github.com/BagelHole/DevOps-Security-Agent-Skills/blob/main/LICENSE
metadata.author
devops-skills
metadata.version
1.0

⚠️ AUTHORIZED USE ONLY This skill is for educational purposes or authorized security assessments only. You must have explicit, written permission from the system owner before using this tool. Misuse of this tool is illegal and strictly prohibited.

Mandatory confirmation gate Before running any command that probes, exploits, changes, persists on, extracts data from, or attempts credential access against a target:

  1. Ask the user to state the exact target URL, IP, account, or resource.
  2. Ask the user to confirm written authorization and the permitted scope.
  3. Show the exact command(s) and explain their expected effect.
  4. Wait for explicit confirmation in the current conversation.

Without that confirmation, remain read-only and provide defensive guidance only. Prefer a sandbox, disposable VM, or controlled lab.

Vulnerability Scanning

Identify and prioritize security vulnerabilities across infrastructure and applications.

When to Use This Skill

Use this skill when:

  • Performing security assessments
  • Implementing vulnerability management programs
  • Meeting compliance requirements
  • Triaging and prioritizing remediation
  • Scanning infrastructure for known CVEs

Prerequisites

  • Access to scanning tools
  • Network access to targets
  • Appropriate authorization

Vulnerability Scanning Tools

ToolTypeBest For
NessusCommercialEnterprise scanning
OpenVASOpen SourceFree alternative
QualysCloud SaaSLarge scale
Nexpose/InsightVMCommercialAsset management
NucleiOpen SourceTemplate-based

OpenVAS Setup

Docker Deployment
bash
# Run OpenVAS container
docker run -d --name openvas \
  -p 443:443 \
  -v openvas-data:/data \
  greenbone/openvas-scanner

# Access web UI at https://localhost
# Default credentials: admin/admin
Scanning Commands
bash
# Create target
omp -u admin -w admin --xml='<create_target>
  <name>Web Servers</name>
  <hosts>192.168.1.0/24</hosts>
</create_target>'

# Create task
omp -u admin -w admin --xml='<create_task>
  <name>Weekly Scan</name>
  <target id="target-uuid"/>
  <config id="daba56c8-73ec-11df-a475-002264764cea"/>
</create_task>'

# Start task
omp -u admin -w admin --xml='<start_task task_id="task-uuid"/>'

# Get results
omp -u admin -w admin --xml='<get_results task_id="task-uuid"/>'

Nessus

API Usage
python
import requests

class NessusScanner:
    def __init__(self, url, access_key, secret_key):
        self.url = url
        self.headers = {
            'X-ApiKeys': f'accessKey={access_key}; secretKey={secret_key}',
            'Content-Type': 'application/json'
        }
    
    def create_scan(self, name, targets, template='basic'):
        """Create a new scan."""
        templates = self.get('/editor/scan/templates')
        template_uuid = next(
            t['uuid'] for t in templates['templates'] 
            if t['name'] == template
        )
        
        payload = {
            'uuid': template_uuid,
            'settings': {
                'name': name,
                'text_targets': targets,
                'enabled': True
            }
        }
        return self.post('/scans', payload)
    
    def launch_scan(self, scan_id):
        """Start a scan."""
        return self.post(f'/scans/{scan_id}/launch')
    
    def get_results(self, scan_id):
        """Get scan results."""
        return self.get(f'/scans/{scan_id}')
    
    def export_report(self, scan_id, format='pdf'):
        """Export scan report."""
        payload = {'format': format}
        response = self.post(f'/scans/{scan_id}/export', payload)
        file_id = response['file']
        
        # Wait for export
        while True:
            status = self.get(f'/scans/{scan_id}/export/{file_id}/status')
            if status['status'] == 'ready':
                break
            time.sleep(5)
        
        return self.get(f'/scans/{scan_id}/export/{file_id}/download')
    
    def get(self, path):
        response = requests.get(f'{self.url}{path}', headers=self.headers, verify=False)
        return response.json()
    
    def post(self, path, data=None):
        response = requests.post(f'{self.url}{path}', json=data, headers=self.headers, verify=False)
        return response.json()

# Usage
scanner = NessusScanner('https://nessus:8834', 'access-key', 'secret-key')
scan = scanner.create_scan('Weekly Infrastructure Scan', '10.0.0.0/24')
scanner.launch_scan(scan['scan']['id'])

Nuclei

Installation
bash
# Install nuclei
go install -v github.com/projectdiscovery/nuclei/v3/cmd/nuclei@latest

# Or download binary
wget https://github.com/projectdiscovery/nuclei/releases/latest/download/nuclei_linux_amd64.zip
unzip nuclei_linux_amd64.zip
Basic Scanning
bash
# Update templates
nuclei -update-templates

# Scan single target
nuclei -u https://example.com

# Scan multiple targets
nuclei -l targets.txt

# Scan with specific templates
nuclei -u https://example.com -t cves/
nuclei -u https://example.com -t vulnerabilities/

# Scan with severity filter
nuclei -u https://example.com -s critical,high

# Output formats
nuclei -u https://example.com -o results.txt
nuclei -u https://example.com -json -o results.json
Custom Templates
yaml
# custom-check.yaml
id: custom-admin-panel

info:
  name: Admin Panel Detection
  author: security-team
  severity: info
  tags: recon,panel

requests:
  - method: GET
    path:
      - "{{BaseURL}}/admin"
      - "{{BaseURL}}/administrator"
      - "{{BaseURL}}/wp-admin"
    
    matchers-condition: or
    matchers:
      - type: word
        words:
          - "admin"
          - "login"
        condition: and
      
      - type: status
        status:
          - 200
          - 301
          - 302

CVSS Scoring

Severity Levels
ScoreRatingResponse Time
9.0-10.0Critical24 hours
7.0-8.9High7 days
4.0-6.9Medium30 days
0.1-3.9Low90 days
Show full SKILL.md (161 more words)Show less
Prioritization Factors
yaml
prioritization_criteria:
  critical_factors:
    - Internet-facing systems
    - Systems with sensitive data
    - Active exploitation in the wild
    - Authentication bypass
    
  high_factors:
    - Remote code execution
    - Privilege escalation
    - Data exfiltration risk
    
  context_adjustments:
    - Compensating controls in place (-1)
    - No direct exposure (-1)
    - Critical business system (+1)
    - Compliance requirement (+1)

Vulnerability Management Process

Workflow
yaml
vulnerability_workflow:
  discovery:
    - Run scheduled scans
    - Import third-party findings
    - Correlate with asset inventory
    
  analysis:
    - Validate findings
    - Remove false positives
    - Assess business impact
    - Prioritize by risk score
    
  remediation:
    - Assign to owners
    - Track SLA compliance
    - Verify fixes
    - Document exceptions
    
  reporting:
    - Executive summaries
    - Technical details
    - Trend analysis
    - Compliance metrics
Tracking Template
markdown
## Vulnerability Ticket

**ID:** VULN-2024-001
**CVE:** CVE-2024-12345
**CVSS:** 9.8 (Critical)
**Affected System:** web-server-01

### Description
Remote code execution vulnerability in Apache Struts.

### Impact
Attacker can execute arbitrary code on the server.

### Remediation
1. Update Apache Struts to version 2.5.33
2. Apply WAF rule as temporary mitigation

### Timeline
- Discovered: 2024-01-15
- SLA Due: 2024-01-16
- Remediated: 2024-01-15

### Evidence
- Scan report: [link]
- Screenshot: [link]

CI/CD Integration

GitHub Actions
yaml
name: Vulnerability Scan

on:
  schedule:
    - cron: '0 2 * * *'
  push:
    branches: [main]

jobs:
  scan:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4

      - name: Run Nuclei
        uses: projectdiscovery/nuclei-action@main
        with:
          target: https://example.com
          templates: cves/
          output: nuclei-results.txt

      - name: Check for critical findings
        run: |
          if grep -q "critical" nuclei-results.txt; then
            echo "Critical vulnerabilities found!"
            exit 1
          fi

      - name: Upload results
        uses: actions/upload-artifact@v4
        with:
          name: vulnerability-report
          path: nuclei-results.txt

Compliance Scanning

CIS Benchmark Scan
bash
# Using OpenSCAP
oscap xccdf eval \
  --profile xccdf_org.ssgproject.content_profile_cis \
  --results results.xml \
  --report report.html \
  /usr/share/xml/scap/ssg/content/ssg-ubuntu2204-ds.xml
PCI DSS Scanning
yaml
pci_scan_requirements:
  quarterly:
    - External vulnerability scan (ASV)
    - Internal vulnerability scan
    
  after_changes:
    - Significant infrastructure changes
    - New system deployments
    
  passing_criteria:
    - No vulnerabilities rated 4.0+ (CVSS)
    - False positives documented
    - Scan completed within 90 days

Common Issues

Issue: False Positives

Problem: Scanner reports non-existent vulnerabilities Solution: Validate manually, tune scanner, maintain exception list

Issue: Incomplete Coverage

Problem: Not all assets scanned Solution: Update asset inventory, verify credentials, check network access

Issue: Scan Impact

Problem: Scans affecting production systems Solution: Schedule during maintenance windows, use authenticated scans

Best Practices

  • Maintain accurate asset inventory
  • Schedule regular scan cadence
  • Validate findings before remediation
  • Track metrics (MTTR, aging)
  • Integrate with ticketing systems
  • Document exceptions properly
  • Use risk-based prioritization
  • Automate where possible
  • sast-scanning (sast-scanning) - Code analysis
  • container-scanning (container-scanning) - Container security
  • cis-benchmarks (cis-benchmarks) - Compliance benchmarks

Limitations

  • Apply guidance only within authorized scope; test destructive steps in non-production first.
  • Docs-only import: upstream scripts and templates not bundled.
Example
bash
# Read-only first: inventory before any active step.
which <tool> && <tool> --help | head -n 20

Adapted from BagelHole/DevOps-Security-Agent-Skills (MIT); frontmatter, When to Use/Limitations, and safety boundaries added for upstream compliance. Docs-only import: helper scripts and templates not bundled.

© sickn33, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

Just SKILL.md in skills/vulnerability-scanning of sickn33/agentic-awesome-skills.

Open the folder on GitHubat commit ec02547

Used in 1 other repository

We found 5 copies of this SKILL.md (exact, near-identical or edited) in other folders, from 1 other GitHub owner. This page covers the copy in sickn33/agentic-awesome-skills, which our catalogue first saw on October 7, 2026.

Compare with similar skills

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Vulnerability Scanning compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Vulnerability Scanning this skillsickn33/agentic-awesome-skills47k1 repos~2.8kAutomated safety check: PassMIT
Deepsec Documentation Guidevercel-labs/deepsec8.1k—~956Automated safety check: PassApache-2.0
Shiro Attack CLISummerSec/ShiroAttack22.6k—~945Automated safety check: PassMIT
Cve Remediationrundeck/rundeck6.3k—~2.9kAutomated safety check: PassApache-2.0
Native Dependency Updatemono/SkiaSharp5.6k—~4.1kAutomated safety check: PassMIT
Forensifyalexgreensh/repo-forensics188—~2.5kAutomated safety check: NotesCustom licence

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Categories

Questions about Vulnerability Scanning

What does Vulnerability Scanning do?

Scan systems and dependencies for CVEs and security vulnerabilities. Vulnerability Scanning is an agent skill from sickn33/agentic-awesome-skills. Scan systems and dependencies for CVEs and security vulnerabilities.

When should I use Vulnerability Scanning?

Vulnerability Scanning fits situations like: tasks that involve Vulnerability scanning.

How do I install Vulnerability Scanning in Claude Code?

Run `npx skills add sickn33/agentic-awesome-skills --skill vulnerability-scanning -a claude-code`. Or copy the skill folder (skills/vulnerability-scanning in sickn33/agentic-awesome-skills) into .claude/skills/vulnerability-scanning in your project. Claude Code loads it when a task matches its description.

How do I install Vulnerability Scanning in Codex?

Run `npx skills add sickn33/agentic-awesome-skills --skill vulnerability-scanning -a codex`. Or copy the skill folder (skills/vulnerability-scanning in sickn33/agentic-awesome-skills) into .agents/skills/vulnerability-scanning in your project. Codex loads it when a task matches its description.

Can I use Vulnerability Scanning in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add sickn33/agentic-awesome-skills --skill vulnerability-scanning -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/vulnerability-scanning, .gemini/skills/vulnerability-scanning, .github/skills/vulnerability-scanning and .opencode/skills/vulnerability-scanning in your project.

What does Vulnerability Scanning need to run?

Going by SKILL.md and its folder, Vulnerability Scanning needs the command-line tools its instructions call (docker, go and wget). Our summary lists: Python 3; Docker. Compatibility (from SKILL.md): Requires the relevant security tooling (scanners, vault CLIs) and an authorized scope for any active assessment. Docs-only; helper scripts and templates not bundled..

Does Vulnerability Scanning access the network?

SKILL.md names 1 domain. In commands or code: github.com; the agent is likely to contact it when it follows the instructions. This is read from the text; nothing was executed.

Is Vulnerability Scanning safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Vulnerability Scanning use?

Vulnerability Scanning is published under the MIT licence (declared in SKILL.md). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Vulnerability Scanning use?

About 2.8k tokens (SKILL.md is roughly 11k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full.

What are the alternatives to Vulnerability Scanning?

Skills that share tags, products or a category with Vulnerability Scanning: Deepsec Documentation Guide (vercel-labs/deepsec, 8.1k stars), Shiro Attack CLI (SummerSec/ShiroAttack2, 2.6k stars), Cve Remediation (rundeck/rundeck, 6.3k stars) and Native Dependency Update (mono/SkiaSharp, 5.6k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Vulnerability Scanning?

sickn33 (a GitHub user) maintains it in sickn33/agentic-awesome-skills, which has 47,343 GitHub stars. The repository holds 1,354 skills in this directory. The repository was last updated on October 7, 2026.

Source: sickn33/agentic-awesome-skills on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.