WPVulnerability vs SiteLock Security – WP Hardening, Login… (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
SiteLock Security – WP Hardening, Login…
1.0K+ active installs
Free
Quick Verdict
As of April 2026, WPVulnerability has a higher user rating (5/5 from 20 reviews) and leads in active installations (10K+ vs 1.0K+). Both are free WordPress plugins. WPVulnerability has accumulated 534K+ total downloads while SiteLock Security – WP Hardening, Login… has 48K+.
Detailed Comparison
| Metric | WPVulnerability | SiteLock Security – WP Hardening, Login… | |
|---|---|---|---|
| Rating | 5/5 | ◄ | 3.4/5 |
| Total Reviews | 20 | ◄ | 14 |
| Active Installs | 10K+ | ◄ | 1.0K+ |
| Total Downloads | 534K+ | ◄ | 48K+ |
| Support Resolution | 0% | N/A | |
| Last Updated | 2 months ago | ► | 1 month ago |
| First Released | 2022 | 2013 | |
| Age | 4 years | 13 years | |
| WP Requires | 4.7+ | 3.8+ | |
| PHP Requires | 5.6+ | 8.0+ | |
| Business Model | Free | Free | |
| Latest Version | 4.3.1 | 5.1.0 |
Rating Breakdown
WPVulnerability
SiteLock Security – WP Hardening, Login…
Download Trends
Over the past 30 days, WPVulnerability averaged approximately 384 daily downloads while SiteLock Security – WP Hardening, Login… averaged 26.
Recent Reviews
WPVulnerability Reviews
Wow, most useful wordpress plugin for security!
It is a must have install on every WP project for security and maintaince! 🙂 Backed up by a open API that shares vulnerabilities. Thank you! 😊
Essential plugin
Without a doubt, the most important plugin to install on your WordPress instance.
Mi herramienta principal de diagnóstico
Resume en un solo plugin todas las vulnerabilidades tu WordPress, Plugins y Themes. Para mi es un “musthave” desde hace más de 1 año. Lo instalo en todas mis auditorías.
SiteLock Security – WP Hardening, Login… Reviews
SiteLock Security WordPress Plugin
The SiteLock Security WordPress plugin is a lightweight WordPress security tool aimed at giving site owners essential protections with minimal performance impact. It focuses on baseline hardening (e.g
SSL verification not working
Since the start of the service SiteLock is not able to connect to my (verified) domain and verify the SSL certificate. Support reactions are far from satisfying.
Bad product, worse customer support
They will show false positives for Google Analytics tag, then charge you to remove it, then send you an email saying they were wrong and it was a false positive and that they didn’t actually remove an
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Frequently Asked Questions
Is WPVulnerability or SiteLock Security – WP Hardening, Login… more popular?
Which has better ratings — WPVulnerability or SiteLock Security – WP Hardening, Login…?
Are WPVulnerability and SiteLock Security – WP Hardening, Login… free?
Which plugin has better support — WPVulnerability or SiteLock Security – WP Hardening, Login…?
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.