VNX-306 – Missing Authentication for Critical Function

Overview

VNX-306 maps to CWE-306: Missing Authentication for Critical Function. Detects source patterns associated with CWE-306 (Missing Authentication for Critical Function). Each finding should be manually reviewed for exploitability in context.

Severity: High | CWE: CWE-306 | Languages: node, python

Why This Matters

This weakness class (Missing Authentication for Critical Function) creates a concrete exploit surface: the rule searches for the concrete source-level patterns most commonly associated with CWE-306 and surfaces them for review. Each finding should be evaluated in context — the rule catches the pattern, not the context.

What Gets Flagged

// FLAGGED: contains '@app.route(' pattern
@app.route(

// FLAGGED: contains 'app.get(' pattern
app.get(

Remediation

  1. Review each flagged line and determine whether the pattern represents a real instance of CWE-306 or a false positive.
  2. Replace the flagged construct with a documented safe alternative appropriate to your language and framework.
  3. For confirmed false positives, add a # vulnetix-ignore: VNX-306 comment on the line.
  4. Ensure equivalent test coverage exists to prevent regression.

References