outdated-compiler-version

Detect outdated Solidity compiler versions and known bugs in smart contracts.

1|1|Updated Feb 18, 2026
One-click install
npx skills add https://github.com/Apegurus/solidity-argus --skill outdated-compiler-version
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: outdated-compiler-version
Source: https://github.com/Apegurus/solidity-argus/tree/main/skills/vulnerability-patterns/outdated-compiler-version
Command: npx skills add https://github.com/Apegurus/solidity-argus --skill outdated-compiler-version

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill addresses the security risks associated with using outdated Solidity compiler versions that may contain known bugs or lack essential security features.

Core Features & Use Cases

  • Identifies contracts compiled with significantly older Solidity versions.
  • Checks for missing built-in security features present in newer versions.
  • Flags versions with known critical bugs.
  • Provides guidance on upgrading and reviewing code for compatibility.

Quick Start

Audit the attached contract for outdated compiler version risks.

Frequently Asked Questions about outdated-compiler-version

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

FAQPage Schema
Why does an outdated Solidity compiler version cause security vulnerabilities in smart contracts?

An outdated Solidity compiler version can introduce security vulnerabilities because older releases contain known bugs or lack essential modern security features. This Skill detects these risks by analyzing pragma declarations against documented compiler bugs.

How do I check my smart contract for outdated Solidity compiler risks?

To check your smart contract for outdated Solidity compiler risks, audit the attached contract. This Skill analyzes pragma declarations, compares them against the latest stable releases, and cross-references known compiler bugs.

Can I use this to find missing security features in older Solidity versions?

Yes, you can use this to find missing security features in older Solidity versions. It checks for missing built-in security features present in newer versions and flags versions with known critical bugs.

What is the best way to upgrade a Solidity compiler version safely?

The best way to upgrade a Solidity compiler version safely is to identify the outdated pragma declarations and review your code for compatibility. This Skill provides guidance on upgrading and reviewing code to ensure modern security features.

Does this Skill work with all Solidity pragma declarations?

This Skill works by analyzing Solidity pragma declarations to detect outdated compiler versions. It compares your declared versions against the latest stable releases to identify contracts lacking modern security features or affected by known bugs.