Simplest Under Construction Security & Risk Analysis

wordpress.org/plugins/simplest-under-construction

This is the simplest plugin to restrict a Wordpress site to the public. You can allow them by IP or user role.

40 active installs v0.5 PHP + WP 4.0+ Updated Aug 1, 2020
coming-soonmaintenancemaintenance-modeunder-construction
85
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is Simplest Under Construction Safe to Use in 2026?

Generally Safe

Score 85/100

Simplest Under Construction has no known CVEs and is actively maintained. It's a solid choice for most WordPress installations.

No known CVEs Updated 5yr ago
Risk Assessment

The "simplest-under-construction" plugin v0.5 demonstrates a generally good security posture regarding common attack vectors. The absence of AJAX handlers, REST API routes, shortcodes, and cron events significantly limits its attack surface. Furthermore, all SQL queries are properly prepared, and there are no recorded vulnerabilities or CVEs, indicating a history of secure development or a lack of past exploitations. However, the static analysis reveals a critical concern: 100% of output is not properly escaped. This means that any data rendered to the user could be manipulated to execute arbitrary code or lead to cross-site scripting (XSS) vulnerabilities, especially if the plugin handles user-provided or dynamic data. While the taint analysis shows only one flow with unsanitized paths, the lack of output escaping amplifies the risk associated with this flow. The presence of capability checks is a positive sign, but their effectiveness is undermined by the unescaped output.

Key Concerns

  • 0% output escaping found
  • 1 unsanitized path in taint analysis
Vulnerabilities
None known

Simplest Under Construction Security Vulnerabilities

No known vulnerabilities — this is a good sign.
Code Analysis
Analyzed Mar 16, 2026

Simplest Under Construction Code Analysis

Dangerous Functions
0
Raw SQL Queries
0
0 prepared
Unescaped Output
10
0 escaped
Nonce Checks
0
Capability Checks
11
File Operations
0
External Requests
0
Bundled Libraries
0

Output Escaping

0% escaped10 total outputs
Data Flows
1 unsanitized

Data Flow Analysis

3 flows1 with unsanitized paths
suc_options (suc_files\under_construction.php:104)
Source (user input) Sink (dangerous op) Sanitizer Transform Unsanitized Sanitized
Attack Surface

Simplest Under Construction Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 9
actionadmin_initsuc_files\under_construction.php:15
actionadmin_menusuc_files\under_construction.php:32
actionadmin_initsuc_files\under_construction.php:98
actionadmin_bar_menusuc_files\under_construction_admin-public_functions.php:21
actionwp_headsuc_files\under_construction_admin-public_functions.php:46
actionadmin_headsuc_files\under_construction_admin-public_functions.php:47
filtershow_admin_barsuc_files\under_construction_public.php:46
actionget_headersuc_files\under_construction_public.php:49
actiontemplate_redirectsuc_files\under_construction_public.php:79
Maintenance & Trust

Simplest Under Construction Maintenance & Trust

Maintenance Signals

WordPress version tested5.5.18
Last updatedAug 1, 2020
PHP min version
Downloads1K

Community Trust

Rating0/100
Number of ratings0
Active installs40
Developer Profile

Simplest Under Construction Developer Profile

Bilal TAS

2 plugins · 4K total installs

89
trust score
Avg Security Score
93/100
Avg Patch Time
30 days
View full developer profile
Detection Fingerprints

How We Detect Simplest Under Construction

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

Asset Fingerprints

Asset Paths
/wp-content/plugins/simplest-under-construction/dev_icon.png

HTML / DOM Fingerprints

CSS Classes
suc-toolbar-custom-codes
Data Attributes
id="error"
Shortcode Output
<h1>Future home of something quite cool.</h1>
FAQ

Frequently Asked Questions about Simplest Under Construction