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cwe-209-error-message-exposure

Official

Secure error messages in Java.

Software Engineering#security#error handling#remediation#java#information exposure#cwe-209
AuthorDevelopersCoffee
Version1.0.0
Installs0

System Documentation

What problem does it solve?

This Skill addresses the security vulnerability of exposing sensitive internal system details through error messages in Java applications, preventing information leakage to potential attackers.

Core Features & Use Cases

  • Vulnerability Remediation: Identifies and fixes code that reveals stack traces or internal exceptions.
  • Secure Error Handling: Implements generic error messages for users while logging detailed errors server-side.
  • Use Case: When a user encounters an unexpected error, instead of seeing a full Java stack trace, they will see a user-friendly message like "An internal error occurred. Please contact support with reference ID XYZ." The detailed error, including the stack trace, will be logged securely on the server for debugging.

Quick Start

Use the cwe-209-error-message-exposure skill to secure the error handling in the provided Java code snippet.

Dependency Matrix

Required Modules

None required

Components

references

💻 Claude Code Installation

Recommended: Let Claude install automatically. Simply copy and paste the text below to Claude Code.

Please help me install this Skill:
Name: cwe-209-error-message-exposure
Download link: https://github.com/DevelopersCoffee/java-cwe-security-skills/archive/main.zip#cwe-209-error-message-exposure

Please download this .zip file, extract it, and install it in the .claude/skills/ directory.
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