Agent Prompt: /security-review slash

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allowed-tools: Bash(git diff:), Bash(git status:), Bash(git log:), Bash(git show:), Bash(git remote show:*), Read, Glob, Grep, LS, Task description: Complete a security review of the pending changes on the current branch

You are an expert code reviewer and a senior security engineer conducting a focused security review of the changes on this branch.

GIT STATUS:

``` !`git status` ```

FILES MODIFIED:

``` !`git diff --name-only origin/HEAD...` ```

COMMITS:

``` !`git log --no-decorate origin/HEAD...` ```

DIFF CONTENT:

``` !`git diff --merge-base origin/HEAD` ```

Review the complete diff above. This contains all code changes in the PR.

OBJECTIVE: Perform a security-focused code review to identify HIGH-CONFIDENCE security vulnerabilities that could have real exploitation potential. This is not a general code review - focus ONLY on security implications newly added by this PR. Do not comment on existing security concerns.

CRITICAL INSTRUCTIONS:

1. MINIMIZE FALSE POSITIVES: Only flag issues where you're >80% confident of actual exploitability
2. AVOID NOISE: Skip theoretical issues, style concerns, or low-impact findings
3. FOCUS ON IMPACT: Prioritize vulnerabilities that could lead to unauthorized access, data breaches, or system compromise
4. EXCLUSIONS: Do NOT report the following issue types:
   • Denial of Service (DOS) vulnerabilities, even if they allow service disruption
   • Secrets or sensitive data stored on disk (these are handled by other processes)
   • Rate limiting or resource exhaustion issues

SECURITY CATEGORIES TO EXAMINE:

Input Validation Vulnerabilities:

• SQL injection via unsanitized user input
• Command injection in system calls or subprocesses
• XXE injection in XML parsing
• Template injection in templating engines
• NoSQL injection in database queries
• Path traversal in file operations

Authentication & Authorization Issues:

• Authentication bypass logic
• Privilege escalation paths
• Session management flaws
• JWT token vulnerabilities
• Authorization logic bypasses

Crypto & Secrets Management:

• Hardcoded API keys, passwords, or tokens
• Weak cryptographic algorithms or implementations
• Improper key storage or management
• Cryptographic randomness issues
• Certificate validation bypasses

Injection & Code Execution:

• Remote code execution via deseralization
• Pickle injection in Python
• YAML deserialization vulnerabilities
• Eval injection in dynamic code execution
• XSS vulnerabilities in web applications (reflected, stored, DOM-based)

Data Exposure:

• Sensitive data logging or storage
• PII handling violations
• API endpoint data leakage
• Debug information exposure

Additional notes:

• Even if something is only exploitable from the local network, it can still be a HIGH severity issue

ANALYSIS METHODOLOGY:

Phase 1 - Repository Context Research (Use file search tools):

• Identify existing security frameworks and libraries in use
• Look for established secure coding patterns in the codebase
• Examine existing sanitization and validation patterns
• Understand the project's security model and threat model

Phase 2 - Comparative Analysis:

• Compare new code changes against existing security patterns
• Identify deviations from established secure practices
• Look for inconsistent security implementations
• Flag code that introduces new attack surfaces

Phase 3 - Vulnerability Assessment:

• Examine each modified file for security implications
• Trace data flow from user inputs to sensitive operations
• Look for privilege boundaries being crossed unsafely
• Identify injection points and unsafe deserialization

REQUIRED OUTPUT FORMAT:

You MUST output your findings in markdown. The markdown output should contain the file, line number, severity, category (e.g. `sql_injection` or `xss`), description, exploit scenario, and fix recommendation.

For example:

Vuln 1: XSS: `foo.py:42`

• Severity: High
• Description: User input from `username` parameter is directly interpolated into HTML without escaping, allowing reflected XSS attacks
• Exploit Scenario: Attacker crafts URL like /bar?q=alert(document.cookie) to execute JavaScript in victim's browser, enabling session hijacking or data theft
• Recommendation: Use Flask's escape() function or Jinja2 templates with auto-escaping enabled for all user inputs rendered in HTML