Multisite Custom CSS Security & Risk Analysis

wordpress.org/plugins/multisite-custom-css

WordPress core provides custom CSS functionality in the customizer that's specific to the current theme; you can switch themes freely with each t …

100 active installs v1.0 PHP + WP 4.7+ Updated Jul 13, 2024
csscustom-csscustom-designcustomizer
92
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is Multisite Custom CSS Safe to Use in 2026?

Generally Safe

Score 92/100

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

No known CVEs Updated 1yr ago
Risk Assessment

The "multisite-custom-css" v1.0 plugin exhibits an exceptionally clean static analysis report. The absence of any detected dangerous functions, raw SQL queries, unescaped output, file operations, external HTTP requests, and importantly, the complete lack of unprotected entry points like AJAX handlers, REST API routes, or shortcodes, suggests a robust initial security posture. Taint analysis also reveals no identified vulnerabilities, further bolstering confidence in its current code quality.

The vulnerability history is equally promising, with no recorded CVEs, either past or present. This lack of historical security incidents is a strong indicator of responsible development and ongoing maintenance, or at least, a lack of public discovery of issues. However, it's crucial to note that the absence of findings in a static analysis doesn't guarantee absolute security, particularly in complex codebases or against zero-day exploits. The plugin's limited functionality and very small attack surface likely contribute to its clean report.

Overall, "multisite-custom-css" v1.0 appears to be a secure plugin based on the provided data. Its strengths lie in its minimal attack surface and apparent adherence to secure coding practices demonstrated by the static analysis. The primary weakness is the lack of detailed information to further validate its security beyond this report, but the current data presents a very low-risk profile.

Vulnerabilities
None known

Multisite Custom CSS Security Vulnerabilities

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

Multisite Custom CSS 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

Multisite Custom CSS Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 1
filtermap_meta_capmultisite-custom-css.php:31
Maintenance & Trust

Multisite Custom CSS Maintenance & Trust

Maintenance Signals

WordPress version tested6.6.5
Last updatedJul 13, 2024
PHP min version
Downloads13K

Community Trust

Rating100/100
Number of ratings8
Active installs100
Developer Profile

Multisite Custom CSS Developer Profile

Nick Halsey

27 plugins · 24K total installs

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

How We Detect Multisite Custom CSS

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

Asset Fingerprints

HTML / DOM Fingerprints

FAQ

Frequently Asked Questions about Multisite Custom CSS