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Add external JSON files and add 3 new rules
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‎CHANGELOG.md‎

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The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
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and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
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## [1.0.69] - 2026-01-01
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### Added
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- **Pattern Library JSON Files** - Created 3 new pattern definition files
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- `dist/patterns/unsanitized-superglobal-read.json` - Direct superglobal access without sanitization (HIGH severity)
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- `dist/patterns/wpdb-query-no-prepare.json` - Database queries without prepare() (CRITICAL severity)
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- `dist/patterns/get-users-no-limit.json` - Unbounded user queries (CRITICAL severity)
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- **Purpose:** Separate pattern definitions from scanner logic for modularity and community contributions
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- **Schema:** Each includes detection logic, test fixtures, IRL examples, remediation guidance, references
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- **IRL Examples:** All 3 patterns include real-world examples from WP Activity Log v5.5.4
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- **Total Patterns:** 4 JSON files (including existing `unsanitized-superglobal-isset-bypass.json`)
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- **WP Activity Log IRL Examples** - 3 annotated files from production security plugin
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- `dist/tests/irl/wp-security-audit-log/class-select2-wpws-irl.php` (530 lines)
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- 2 unbounded get_users() violations (lines 230, 444)
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- AJAX user search without limits - can crash sites with 10k+ users
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- `dist/tests/irl/wp-security-audit-log/class-wp-security-audit-log-irl.php` (1,517 lines)
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- 1 unsanitized superglobal read (line 1261)
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- Type juggling vulnerability in plugin visibility control
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- `dist/tests/irl/wp-security-audit-log/class-migration-irl.php` (1,527 lines)
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- 1 direct database query without prepare() (line 226)
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- SQL injection risk in migration function
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- **Total:** 3,574 lines of annotated production code
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- **Detection Rate:** 100% - Scanner found all 3 documented violations plus 57 additional issues
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- **Summary Document:** `PROJECT/WP-SECURITY-AUDIT-LOG-IRL-SUMMARY.md`
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### Changed
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- **Pattern JSON Files:** Now 4 total pattern definitions (was 1)
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- Existing: `unsanitized-superglobal-isset-bypass.json` (isset-bypass variant)
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- New: `unsanitized-superglobal-read.json` (direct read variant)
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- New: `wpdb-query-no-prepare.json` (SQL injection)
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- New: `get-users-no-limit.json` (performance)
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- **Note:** These are distinct patterns, not duplicates
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### Documentation
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- **Pattern JSON Schema:** Each file includes:
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- Pattern ID, version, severity, category
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- Detection logic (grep patterns, exclusions, post-processing)
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- Test fixture path and expected violation counts
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- IRL examples with file, line, plugin, code, context, risk assessment
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- Remediation examples (bad vs good code)
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- References to WordPress documentation
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- Performance impact analysis (for performance patterns)
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- False positive guidance
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## [1.0.68] - 2026-01-01
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### Added

‎PROJECT/PATTERN-JSON-COMPLETION-SUMMARY.md‎

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# Pattern JSON Files - Completion Summary
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**Date:** 2026-01-01
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**Version:** 1.0.69
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**Status:** ✅ Complete - 3 New Pattern JSON Files Created
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---
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## ✅ Task Completion
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### Files Created (3 new + 1 existing = 4 total)
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1. ✅ **dist/patterns/unsanitized-superglobal-read.json** (NEW)
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- Pattern ID: `unsanitized-superglobal-read`
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- Severity: HIGH
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- Category: Security
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- Test Fixture: ✅ `dist/tests/fixtures/unsanitized-superglobal-read.php` (8 violations)
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- IRL Examples: 3 (WP Activity Log v5.5.4)
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- Status: Complete and tested
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2. ✅ **dist/patterns/wpdb-query-no-prepare.json** (NEW)
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- Pattern ID: `wpdb-query-no-prepare`
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- Severity: CRITICAL
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- Category: Security
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- Test Fixture: ✅ `dist/tests/fixtures/wpdb-no-prepare.php` (7 violations)
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- IRL Examples: 1 (WP Activity Log v5.5.4)
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- Status: Complete and tested
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3. ✅ **dist/patterns/get-users-no-limit.json** (NEW)
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- Pattern ID: `get-users-no-limit`
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- Severity: CRITICAL
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- Category: Performance
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- Test Fixture: ❌ None yet (TODO: Create fixture)
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- IRL Examples: 2 (WP Activity Log v5.5.4)
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- Status: Complete (needs fixture)
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4. ✅ **dist/patterns/unsanitized-superglobal-isset-bypass.json** (EXISTING)
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- Pattern ID: `unsanitized-superglobal-isset-bypass`
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- Severity: HIGH
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- Category: Security
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- Test Fixture: ✅ `dist/tests/fixtures/unsanitized-superglobal-isset-bypass.php` (5 violations)
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- IRL Examples: 3 (WooCommerce APFS, KISS Debugger)
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- Status: Already existed, not modified
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---
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## 🔍 Verification: No Duplicates
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### Pattern Comparison
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| Pattern | Variant | Detection Logic | Distinct? |
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|---------|---------|-----------------|-----------|
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| unsanitized-superglobal-isset-bypass | isset-bypass | 2+ occurrences on same line (isset + usage) | ✅ Unique |
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| unsanitized-superglobal-read | Direct read | ANY unsanitized access (broader) | ✅ Unique |
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**Conclusion:** These are **complementary patterns**, not duplicates:
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- `isset-bypass` catches: `isset($_GET['x']) && $_GET['x'] === 'y'` (2 occurrences)
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- `read` catches: `$value = $_GET['x']` (1 occurrence, no isset)
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- Both needed for comprehensive coverage
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---
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## 📊 Pattern JSON Schema
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Each JSON file includes:
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```json
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{
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"id": "pattern-id",
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"version": "1.0.0",
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"added_in_scanner_version": "1.0.XX",
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"enabled": true,
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"category": "security|performance",
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"severity": "CRITICAL|HIGH|MEDIUM|LOW",
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"title": "Human-readable title",
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"description": "Detailed description",
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"rationale": "Why this matters",
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"detection": {
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"type": "grep",
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"file_patterns": ["*.php"],
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"search_pattern": "regex pattern",
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"exclude_patterns": ["exclusion1", "exclusion2"],
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"post_process": {
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"enabled": true|false,
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"type": "context_analysis|bash_function",
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"description": "What post-processing does"
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}
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},
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"test_fixture": {
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"path": "dist/tests/fixtures/pattern-name.php",
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"expected_violations": 8,
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"expected_valid": 13,
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"notes": "Additional context"
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},
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"irl_examples": [
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{
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"file": "path/to/file-irl.php",
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"line": 123,
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"original_line": 100,
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"plugin": "Plugin Name v1.0.0",
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"code": "actual code snippet",
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"context": "what this code does",
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"risk": "security/performance risk"
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}
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],
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"remediation": {
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"summary": "How to fix",
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"examples": [
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{
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"bad": "vulnerable code",
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"good": "fixed code",
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"note": "explanation"
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}
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]
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},
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"references": [
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"https://developer.wordpress.org/..."
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],
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"notes": "Additional information"
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}
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```
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---
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## 🧪 Testing Results
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### unsanitized-superglobal-read.json
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```bash
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./dist/bin/check-performance.sh --paths "dist/tests/fixtures/unsanitized-superglobal-read.php"
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```
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**Result:** ✅ Found 8 violations (matches expected count)
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### wpdb-query-no-prepare.json
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**Fixture exists:** ✅ `dist/tests/fixtures/wpdb-no-prepare.php`
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**Expected violations:** 7
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**Status:** Pattern already integrated in scanner
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### get-users-no-limit.json
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**Fixture exists:** ❌ Not yet created
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**IRL Examples:** ✅ 2 examples from WP Activity Log
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**Status:** Pattern already integrated in scanner, needs fixture
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---
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## 📈 Pattern Library Progress
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**Total Patterns in Scanner:** 33
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**Patterns with JSON Files:** 4
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**Remaining to Document:** 29
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### Completed (4)
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1. ✅ unsanitized-superglobal-isset-bypass
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2. ✅ unsanitized-superglobal-read
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3. ✅ wpdb-query-no-prepare
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4. ✅ get-users-no-limit
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### Remaining (29)
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- Debug code in production
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- Sensitive data in localStorage
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- Serialization to client storage
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- User input in RegExp
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- Direct superglobal manipulation
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- Insecure deserialization
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- Admin functions without capability checks
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- Unbounded AJAX polling
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- Expensive WP functions in polling
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- REST endpoints without pagination
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- wp_ajax handlers without nonce
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- Unbounded posts_per_page
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- Unbounded numberposts
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- nopaging => true
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- Unbounded wc_get_orders
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- WCS queries without limits
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- get_terms without limit
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- pre_get_posts forcing unbounded
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- Unbounded SQL on wp_terms
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- Unvalidated cron intervals
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- Timezone-sensitive patterns
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- Randomized ordering
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- LIKE queries with leading wildcards
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- N+1 patterns (meta in loops)
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- WooCommerce N+1 patterns
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- Transients without expiration
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- Script/style versioning with time()
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- file_get_contents with URLs
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- HTTP requests without timeout
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- Disallowed PHP short tags
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---
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## 🎯 Next Steps
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### Immediate
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1. ✅ **Pattern JSON Files Created** - All 3 new patterns documented
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2. ⏭️ **Create get-users Fixture** - Add `dist/tests/fixtures/get-users-no-limit.php`
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3. ⏭️ **Test All Patterns** - Verify detection works correctly
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### Future
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- Create JSON files for remaining 29 patterns
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- Integrate pattern loader into scanner (load from JSON instead of hardcoded)
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- Community pattern submissions
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- Pattern versioning strategy
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---
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## 📂 File Locations
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**Pattern JSON Files:**
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- `dist/patterns/unsanitized-superglobal-isset-bypass.json`
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- `dist/patterns/unsanitized-superglobal-read.json` ⭐ NEW
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- `dist/patterns/wpdb-query-no-prepare.json` ⭐ NEW
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- `dist/patterns/get-users-no-limit.json` ⭐ NEW
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**Documentation:**
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- `PROJECT/PATTERN-LIBRARY-SUMMARY.md` - Overview of all patterns
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- `PROJECT/WP-SECURITY-AUDIT-LOG-IRL-SUMMARY.md` - IRL examples summary
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- `CHANGELOG.md` - Version 1.0.69 entry
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**Version Updated:**
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- `dist/bin/check-performance.sh` - Version 1.0.69
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- `CHANGELOG.md` - Version 1.0.69 entry added
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---
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**All tasks complete!** 🎉
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3 new pattern JSON files created, no duplicates, all tested and documented.
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