Compatiblizr Security & Risk Analysis

wordpress.org/plugins/compatiblizr

Plugin for patching old versions of IE (7 and 8)to work with CSS3 selectors and Media Queries.

10 active installs v0.4 PHP + WP 3.0.1+ Updated Unknown
css3ie7ie8internet-explorerpolyfill
100
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is Compatiblizr Safe to Use in 2026?

Generally Safe

Score 100/100

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

No known CVEs
Risk Assessment

The static analysis of "compatiblizr" v0.4 reveals an exceptionally clean codebase with no identified vulnerabilities or concerning code signals. The plugin boasts a zero-attack surface, meaning there are no AJAX handlers, REST API routes, shortcodes, or cron events exposed that could be directly targeted by attackers. Furthermore, the code adheres to best practices by not utilizing dangerous functions, all SQL queries are prepared, and output is consistently escaped. File operations, external HTTP requests, nonce checks, and capability checks are also absent, which, in this context, suggests a simple and straightforward plugin functionality that doesn't require these common security measures. The lack of any recorded vulnerabilities in its history further solidifies its strong security posture. While the absence of these features could potentially indicate a lack of advanced functionality, it doesn't inherently present a security risk based on the provided data. The plugin appears to be developed with security in mind, focusing on minimizing its attack vectors and handling data responsibly. The current version demonstrates a commendable level of security.

Vulnerabilities
None known

Compatiblizr Security Vulnerabilities

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

Compatiblizr Code Analysis

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

Compatiblizr Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 3
actioninitapp.php:34
actionwp_enqueue_scriptsapp.php:63
actionadmin_menuapp.php:116
Maintenance & Trust

Compatiblizr Maintenance & Trust

Maintenance Signals

WordPress version tested3.9.40
Last updatedUnknown
PHP min version
Downloads2K

Community Trust

Rating0/100
Number of ratings0
Active installs10
Developer Profile

Compatiblizr Developer Profile

Designer023

1 plugin · 10 total installs

94
trust score
Avg Security Score
100/100
Avg Patch Time
30 days
View full developer profile
Detection Fingerprints

How We Detect Compatiblizr

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

Asset Fingerprints

Asset Paths
/wp-content/plugins/compatiblizr/js/ie9.js/wp-content/plugins/compatiblizr/js/respond.js/wp-content/plugins/compatiblizr/js/selectivizr.js/wp-content/plugins/compatiblizr/js/border-box.js

HTML / DOM Fingerprints

FAQ

Frequently Asked Questions about Compatiblizr