LESS Compiler Security & Risk Analysis

wordpress.org/plugins/less-compiler

LESS compiler for WordPress. Allows you to write and compile LESS, and to edit style variables straight into your WordPress dashboard.

10 active installs v1.6 PHP + WP 3.9+ Updated Unknown
compilerless
100
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is LESS Compiler Safe to Use in 2026?

Generally Safe

Score 100/100

LESS Compiler has no known CVEs and is actively maintained. It's a solid choice for most WordPress installations.

No known CVEs
Risk Assessment

The 'less-compiler' v1.6 plugin exhibits a strong security posture based on the provided static analysis. The absence of any identified dangerous functions, SQL injection vulnerabilities (all queries use prepared statements), and the complete proper escaping of all output are excellent signs. Furthermore, the plugin has no recorded vulnerability history, indicating a consistent track record of security. The attack surface is also zero, meaning there are no direct entry points for attackers to exploit. The taint analysis also shows no critical or high-severity issues.

However, the analysis does highlight a couple of areas that, while not immediately critical given the current data, warrant attention. The presence of file operations without further context on their usage is a potential area of concern. Additionally, the complete lack of nonce checks and capability checks across all zero entry points is a notable absence of standard WordPress security practices. While the attack surface is currently zero, if any entry points were to be introduced in the future, their unprotected nature would pose an immediate risk. The absence of any known CVEs is a positive indicator of past security diligence.

Key Concerns

  • File operations without further context
  • Missing nonce checks on zero entry points
  • Missing capability checks on zero entry points
Vulnerabilities
None known

LESS Compiler Security Vulnerabilities

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

LESS Compiler Code Analysis

Dangerous Functions
0
Raw SQL Queries
0
0 prepared
Unescaped Output
0
5 escaped
Nonce Checks
0
Capability Checks
0
File Operations
2
External Requests
0
Bundled Libraries
0

Output Escaping

100% escaped5 total outputs
Attack Surface

LESS Compiler Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 11
actionadmin_noticescompatibility.php:7
filterless_configurationcompatibility.php:10
actionadmin_noticescompatibility.php:17
filterless_configurationcompatibility.php:20
actionadmin_noticescompatibility.php:27
actionless_compiler_settings_updatedplugin.php:134
actionwp_enqueue_scriptsplugin.php:135
filterstyle_loader_srcplugin.php:136
actionadmin_enqueue_scriptsplugin.php:138
actionadmin_noticesplugin.php:165
actioninitplugin.php:239
Maintenance & Trust

LESS Compiler Maintenance & Trust

Maintenance Signals

WordPress version tested4.0.38
Last updatedUnknown
PHP min version
Downloads2K

Community Trust

Rating0/100
Number of ratings0
Active installs10
Developer Profile

LESS Compiler Developer Profile

WebMaestro.Fr

5 plugins · 140 total installs

88
trust score
Avg Security Score
91/100
Avg Patch Time
30 days
View full developer profile
Detection Fingerprints

How We Detect LESS Compiler

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

Asset Fingerprints

Asset Paths
/wp-content/plugins/less-compiler/img/menu-icon.png/wp-content/plugins/less-compiler/js/codemirror.js/wp-content/plugins/less-compiler/js/codemirror.css.js/wp-content/plugins/less-compiler/js/codemirror.placeholder.js/wp-content/plugins/less-compiler/js/less-compiler.js/wp-content/plugins/less-compiler/css/codemirror.css
Script Paths
/wp-content/plugins/less-compiler/js/codemirror.js/wp-content/plugins/less-compiler/js/codemirror.css.js/wp-content/plugins/less-compiler/js/codemirror.placeholder.js/wp-content/plugins/less-compiler/js/less-compiler.js

HTML / DOM Fingerprints

Data Attributes
data-less-compiler
JS Globals
WM_Lessless_compiler
FAQ

Frequently Asked Questions about LESS Compiler