Theme Preview Security & Risk Analysis

wordpress.org/plugins/theme-preview

Allows you test how a theme looks on your site without activating it.

300 active installs v1.4 PHP + WP 2.6.0+ Updated Feb 17, 2016
csspresentationpreviewtestingthemes
85
A · Safe
CVEs total0
Unpatched0
Last CVENever
Safety Verdict

Is Theme Preview Safe to Use in 2026?

Generally Safe

Score 85/100

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

No known CVEs Updated 10yr ago
Risk Assessment

The "theme-preview" plugin version 1.4 exhibits an exceptionally strong security posture based on the provided static analysis. The absence of any identified AJAX handlers, REST API routes, shortcodes, or cron events signifies a minimal attack surface. Furthermore, the code analysis reveals a complete lack of dangerous functions, all SQL queries utilize prepared statements, and all output is properly escaped. There are no file operations or external HTTP requests, and critically, no unpatched vulnerabilities in its history.

This data suggests that the developers have adhered to robust security best practices. The complete absence of identified vulnerabilities, both in the code analysis and historical data, is a significant strength. The plugin appears to be well-written and minimizes potential exposure points. There are no identified risks from taint analysis or concerning code signals. The plugin's current version is performing exceptionally well in terms of security.

However, it's important to note that while the current version appears secure, future updates always carry a potential for introducing new vulnerabilities. The current lack of identified issues is a positive indicator, but ongoing monitoring and vigilance are always recommended for any software.

Vulnerabilities
None known

Theme Preview Security Vulnerabilities

No known vulnerabilities — this is a good sign.
Version History

Theme Preview Release Timeline

v1.4Current
v1.3
v1.2
v1.1
v1.0
Code Analysis
Analyzed Mar 16, 2026

Theme Preview 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

Theme Preview Attack Surface

Entry Points0
Unprotected0
WordPress Hooks 3
actionsetup_themetheme-preview.php:33
filtertemplatetheme-preview.php:59
filterstylesheettheme-preview.php:63
Maintenance & Trust

Theme Preview Maintenance & Trust

Maintenance Signals

WordPress version tested4.4.34
Last updatedFeb 17, 2016
PHP min version
Downloads42K

Community Trust

Rating100/100
Number of ratings1
Active installs300
Developer Profile

Theme Preview Developer Profile

Dougal Campbell

5 plugins · 1K total installs

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

How We Detect Theme Preview

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

Asset Fingerprints

HTML / DOM Fingerprints

HTML Comments
TODO: * Add an options page with theme selection, and persistence setting.TODO: * Use cookies to allow persistent theme previews.TODO: * Child-theme friendliness.NOTES: * preview_theme does not always work well with child themes.
FAQ

Frequently Asked Questions about Theme Preview