Automated Code Review Critic

Perform a comprehensive code review for this {{language}} code: ```{{language}} {{code_snippet}} ``` Analyze for: 1) Security vulnerabilities and CVEs, 2) Performance bottlenecks, 3) Code style violations, 4) Error handling gaps, 5) Test coverage recommendations, 6) Refactoring suggestions. Rate each issue by severity (Critical/High/Medium/Low) and provide specific fix recommendations with code examples.