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Owasp Top 10

MicrosoftOfficialPublished by Microsoft

  • Skill
  • Guidelines
  • Security
  • CC-BY-SA-4.0
  • Low risk

From the author

OWASP Top 10 for Web Applications (2025) knowledge base for identifying, assessing, and remediating web application security risks.
— the description by Microsoft

AutoGineer summary

Written by AutoGineer from the skill’s own files, not by the author

This skill provides a machine-readable implementation of the OWASP Top 10 for Web Applications (2025). It serves as a comprehensive reference for developers and security professionals to understand, detect, and mitigate critical web vulnerabilities. Each of the ten vulnerability categories is documented with detailed descriptions, risk assessments, checklists for identifying exposure, and actionable prevention controls.

What it does

  • Provides structured access to the 2025 OWASP Top 10 web security vulnerabilities.
  • Offers vulnerability-specific checklists to help identify potential security gaps.
  • Includes detailed prevention controls and remediation strategies for each risk.
  • Supplies clear descriptions of how vulnerabilities manifest in modern web applications.
  • Categorizes risks by their primary security domain, such as Access Control or Cryptography.
  • Enables agents to perform security-focused analysis and provide guidance on hardening applications.

When to use it

  • During the design phase to ensure security best practices are built into the architecture.
  • When performing security audits or code reviews to identify common vulnerability patterns.
  • When remediating specific security findings reported by automated scanners or penetration tests.
  • To educate development teams on the most critical risks facing web applications today.

Advantages

  • Standardized, machine-readable format allows for easy integration into agent workflows.
  • Covers the most critical and pervasive web application security risks.
  • Provides actionable, concrete steps for both detection and long-term remediation.
  • Aligned with the industry-standard OWASP framework for consistency in security reporting.

Usage examples

“What are the common indicators that my application is vulnerable to broken access control?”
The agent will return a checklist of indicators, such as the ability to bypass access controls via URL tampering or missing authorization on API endpoints.
“How can I prevent cryptographic failures in my web application?”
The agent will provide specific prevention controls, such as enforcing strong encryption standards and managing keys securely.

Install

  1. Download the skill as a ZIP:

    https://autogineer.com/agent-skills/microsoft/owasp-top-10/download
  2. Unzip it into the cross-client skills folder of your project:

    mkdir -p .agents/skills && unzip owasp-top-10.zip -d .agents/skills

Documentation by Microsoft

OWASP® Top 10 — Skill Entry

This SKILL.md is the entrypoint for the OWASP Top 10 skill.

The skill encodes the OWASP Top 10 for Web Applications (2025) as structured, machine-readable references that an agent can query to identify, assess, and remediate web application security risks.

Normative references (Web Top 10)

  1. 00 Vulnerability Index

  2. 01 Broken Access Control

  3. 02 Security Misconfiguration

  4. 03 Software Supply Chain Failures

  5. 04 Cryptographic Failures

  6. 05 Injection

  7. 06 Insecure Design

  8. 07 Authentication Failures

  9. 08 Software or Data Integrity Failures

  10. 09 Security Logging and Alerting Failures

  11. 10 Mishandling of Exceptional Conditions

Skill layout

  • SKILL.md — this file (skill entrypoint).

  • references/ — the Web Top 10 normative documents.

    • 00-vulnerability-index.md — index of all vulnerability identifiers, categories, and cross-references.

    • 01 through 10 — one document per vulnerability aligned with OWASP Web Application Security numbering.

Third-Party Attribution

Copyright © OWASP Foundation. OWASP® Top 10 (2025) content is derived from works by the OWASP Foundation, licensed under CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/). Source: https://owasp.org/Top10/2025/ Modifications: Vulnerability descriptions restructured into agent-consumable reference documents with added detection and remediation guidance. OWASP® is a registered trademark of the OWASP Foundation. Use does not imply endorsement.

Files

references/00-vulnerability-index.md


title: OWASP Web Top 10 Vulnerability Index description: Index of OWASP Web Application Security Top 10 vulnerability identifiers, categories, and cross-references

00 Vulnerability Index

This document provides the index for the OWASP Web Application Security Top 10 vulnerabilities. Each entry includes its identifier, title, and primary category.

Vulnerability catalog

IDTitleCategory
A01:2025Broken Access ControlAccess Control
A02:2025Security MisconfigurationConfiguration Management
A03:2025Software Supply Chain FailuresSupply Chain
A04:2025Cryptographic FailuresCryptography
A05:2025InjectionInput Validation
A06:2025Insecure DesignArchitecture and Design
A07:2025Authentication FailuresAuthentication
A08:2025Software or Data Integrity FailuresData Integrity
A09:2025Security Logging and Alerting FailuresLogging and Monitoring
A10:2025Mishandling of Exceptional ConditionsError Handling

Cross-reference matrix

Each vulnerability document follows a consistent structure:

  1. Description — what the vulnerability is and how it manifests in web applications.

  2. Risk — concrete consequences of exploitation and business impact.

  3. Vulnerability checklist — indicators that the application is exposed.

  4. Prevention controls — defensive measures and rectification steps.

  5. Example attack scenarios — realistic exploitation narratives.

  6. Detection guidance — signals and methods to identify exposure.

  7. Remediation — immediate and long-term actions to contain and resolve.

Category groupings

Access Control
  • A01:2025 Broken Access Control

Configuration Management
  • A02:2025 Security Misconfiguration

Supply Chain
  • A03:2025 Software Supply Chain Failures

Cryptography
  • A04:2025 Cryptographic Failures

Input Validation
  • A05:2025 Injection

Architecture and Design
  • A06:2025 Insecure Design

Authentication
  • A07:2025 Authentication Failures

Data Integrity
  • A08:2025 Software or Data Integrity Failures

Logging and Monitoring
  • A09:2025 Security Logging and Alerting Failures

Error Handling
  • A10:2025 Mishandling of Exceptional Conditions


Content derived from works by the OWASP Foundation, licensed under CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0/). Modifications: Restructured into agent-consumable reference format with added detection and remediation guidance.

Requirements and compatibility

Written for: GitHub Copilot, Claude Code

Works with: Claude Code, Claude apps, OpenAI Codex, GitHub Copilot, Cursor, Gemini CLI, Kiro, OpenCode, Goose, Amp, Roo Code, JetBrains Junie, Factory Droid, Devin (ex-Windsurf), Mistral Vibe, OpenHands, Letta

“Works with” means the tool reads the open Agent Skills format; a skill written for one tool may use features others lack.

Needs: Claude Code frontmatter

Security

What our scanner noticed· Low risk

  • Instructions that use the network

A static scan is not a guarantee. Skills are third-party content: review a skill before you let an agent use it.

Attribution and licence

Published by
Microsoft
Publisher
Microsoft (Official)
Source
microsoft/hve-core · .github/skills/security/owasp-top-10 · commit f425e94
Licence
Creative Commons Attribution-ShareAlike 4.0 International (redistribution allowed)
  • LICENSE (written by AutoGineer)
  • ATTRIBUTION.md (written by AutoGineer)
Synced

AutoGineer is not affiliated with or endorsed by Microsoft or Microsoft.

Download ZIP

The ZIP holds the skill’s files, its licence files and an ATTRIBUTION.md. Download owasp-top-10.zip