Custom Content Blocks Security & Risk Analysis

wordpress.org/plugins/asl-blocks

The plugin adds several custom blocks for the WordPress editor Gutenberg

10 active installs v0.2.08 PHP 5.6+ WP 5.7+ Updated Jan 25, 2023
blockblocks-editorgutenberggutenberg-blocks
85
A · Safe
CVEs total0
Unpatched0
Last CVENever
Download
Safety Verdict

Is Custom Content Blocks Safe to Use in 2026?

Generally Safe

Score 85/100

Custom Content Blocks has no known CVEs and is actively maintained. It's a solid choice for most WordPress installations.

No known CVEs Updated 3yr ago
Risk Assessment

The "asl-blocks" plugin v0.2.08 demonstrates a generally good security posture with no known CVEs and the absence of dangerous functions or direct SQL queries. All SQL queries are prepared, indicating a strong understanding of preventing SQL injection. However, the static analysis reveals a significant concern regarding output escaping. With 100% of observed outputs unescaped, there is a high risk of Cross-Site Scripting (XSS) vulnerabilities. Any data processed and rendered by the plugin without proper sanitization could be exploited by attackers to inject malicious scripts into users' browsers. Additionally, the taint analysis identified a flow with unsanitized paths, which, while not flagged as critical or high severity, still warrants attention as it represents a potential avenue for unexpected behavior or exploitation if not properly handled. The lack of specific vulnerability history might suggest either a lack of discovery or a history of good security practices, but the identified output escaping issue is a clear weakness that needs immediate remediation.

Key Concerns

  • All observed outputs are unescaped
  • Taint flow with unsanitized path identified
  • No capability checks on entry points
  • No nonce checks on entry points
Vulnerabilities
None known

Custom Content Blocks Security Vulnerabilities

No known vulnerabilities — this is a good sign.
Code Analysis
Analyzed Mar 17, 2026

Custom Content Blocks Code Analysis

Dangerous Functions
0
Raw SQL Queries
0
0 prepared
Unescaped Output
1
0 escaped
Nonce Checks
0
Capability Checks
0
File Operations
0
External Requests
0
Bundled Libraries
0

Output Escaping

0% escaped1 total outputs
Data Flows
1 unsanitized

Data Flow Analysis

1 flows1 with unsanitized paths
<asl-blocks> (asl-blocks.php:0)
Source (user input) Sink (dangerous op) Sanitizer Transform Unsanitized Sanitized
Attack Surface

Custom Content Blocks Attack Surface

Entry Points2
Unprotected0

Shortcodes 2

[month] asl-blocks.php:167
[year] asl-blocks.php:168
WordPress Hooks 17
actionwp_enqueue_scriptsasl-blocks.php:21
filterblock_categories_allasl-blocks.php:40
filterblock_categoriesasl-blocks.php:42
filterbody_classasl-blocks.php:45
actioninitasl-blocks.php:62
actionadmin_menuasl-blocks.php:127
filterwp_sitemaps_posts_entryasl-blocks.php:146
actioninitasl-blocks.php:171
actioninitblocks\advanced-button\advanced-button.php:5
actioninitblocks\advanced-buttons\advanced-buttons.php:12
actioninitblocks\asl-advantage-table\asl-advantage-table.php:7
actioninitblocks\cta-1\cta-1.php:12
actioninitblocks\cta-2\cta-2.php:12
actioninitblocks\product\product.php:12
actioninitblocks\product-row\product-row.php:12
actioninitblocks\product-table\product-table.php:12
actioninitblocks\text-block\text-block.php:14
Maintenance & Trust

Custom Content Blocks Maintenance & Trust

Maintenance Signals

WordPress version tested6.0.11
Last updatedJan 25, 2023
PHP min version5.6
Downloads2K

Community Trust

Rating100/100
Number of ratings1
Active installs10
Developer Profile

Custom Content Blocks Developer Profile

alexlundin

3 plugins · 10 total installs

84
trust score
Avg Security Score
85/100
Avg Patch Time
30 days
View full developer profile
Detection Fingerprints

How We Detect Custom Content Blocks

Patterns used to identify this plugin on WordPress sites during automated security audits and web crawling.

Asset Fingerprints

Asset Paths
/wp-content/plugins/asl-blocks/blocks/product/assets/js/animate.js/wp-content/plugins/asl-blocks/blocks/product/assets/css/animate.css/wp-content/plugins/asl-blocks/style.css
Script Paths
/wp-content/plugins/asl-blocks/blocks/product/assets/js/animate.js

HTML / DOM Fingerprints

CSS Classes
asl-blocks
Shortcode Output
[month][year]
FAQ

Frequently Asked Questions about Custom Content Blocks