guardrails-ai-security

Identify and remediate Guardrails AI validator configuration gaps.

4|Updated Apr 27, 2026
One-click install
npx skills add https://github.com/maruakshay/mii-ai-security --skill guardrails-ai-security
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: guardrails-ai-security
Source: https://github.com/maruakshay/mii-ai-security/tree/main/skills/guardrails-ai-security
Command: npx skills add https://github.com/maruakshay/mii-ai-security --skill guardrails-ai-security

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Guardrails AI validators are the last line of defense; when misconfigurations exist or validators can error rather than reject, attackers can bypass safety checks or trigger fail-open behavior. This Skill helps security engineers review and harden Guardrails integration to prevent bypass, schema-enforcement gaps, and RAIL spec injection.

Core Features & Use Cases

  • Identify misconfigurations that allow validator bypass and fail-open handling.
  • Enforce explicit on_fail behavior and robust error handling across validators.
  • Validate schema and RAIL configurations to prevent injection or leakage through guardrails.

Quick Start

Provide a structured security review workflow to assess a Guardrails AI integration for bypass, schema gaps, and RAIL injection.

Frequently Asked Questions about guardrails-ai-security

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I prevent Guardrails AI validator bypass and fail-open behavior in my LLM application?▼

To prevent Guardrails AI validator bypass, audit your integration for misconfigurations, enforce explicit on_fail settings, and ensure invalid inputs raise exceptions rather than defaulting to fail-open handling.

What is a RAIL spec injection vulnerability in schema validation?▼

RAIL spec injection occurs when malicious inputs manipulate schema or RAIL configurations, causing leakage or bypassing safety checks. Hardening schema enforcement prevents attackers from exploiting these guardrail configurations.

How do I configure on_fail settings for Guardrails AI validators?▼

Configure explicit on_fail settings by reviewing validator results handling across your codebase, ensuring errors trigger rejections or exceptions rather than allowing invalid LLM outputs to pass through unfiltered.

How do I test Guardrails AI integrations for schema enforcement gaps?▼

Test schema enforcement gaps by documenting findings and writing tests that verify exceptions are raised for invalid inputs, confirming your RAIL configurations and validator error handling resist bypass attempts.

Can I audit existing Guardrails AI integrations across a large codebase?▼

Yes, you can apply a structured security review workflow to assess Guardrails AI integrations across codebases, focusing on on_fail settings, schema enforcement, and secure handling of validator results.

Why does my LLM security validator allow unsafe outputs instead of blocking them?▼

Your LLM security validator likely allows unsafe outputs due to misconfigured on_fail settings or fail-open behavior, where validator errors default to passing rather than rejecting invalid inputs.