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cwe-820-unsynchronized-access

Official

Secure Java concurrency with proper synchronization.

Software Engineering#security#synchronization#concurrency#java#thread-safe#cwe-820
AuthorDevelopersCoffee
Version1.0.0
Installs0

System Documentation

What problem does it solve?

This Skill addresses critical security vulnerabilities in Java applications arising from missing synchronization, preventing race conditions and ensuring thread-safe access to shared resources.

Core Features & Use Cases

  • Vulnerability Identification: Detects patterns of unsynchronized access to shared mutable state, non-thread-safe collections, and complex multi-threaded operations.
  • Deterministic Remediation: Provides precise, secure code implementations using AtomicInteger, ConcurrentHashMap, and synchronized blocks to enforce thread safety.
  • Use Case: When a SAST tool flags a CWE-820 vulnerability in a multi-threaded Java service, this Skill can be used to automatically refactor the affected code to use thread-safe constructs, mitigating potential data corruption or application crashes.

Quick Start

Use the cwe-820-unsynchronized-access skill to secure the provided Java code snippet against missing synchronization issues.

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-820-unsynchronized-access
Download link: https://github.com/DevelopersCoffee/java-cwe-security-skills/archive/main.zip#cwe-820-unsynchronized-access

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