Does MailCheck.ai have any unpatched vulnerabilities?

No. All known vulnerabilities in MailCheck.ai have been patched as of the latest data update. Always keep the plugin updated to the latest version.

Is MailCheck.ai compatible with WordPress 6.6.5?

According to WordPress.org data, MailCheck.ai 1.3.0 has been tested up to WordPress 6.6.5. Check the plugin's changelog for the latest compatibility information.

Is MailCheck.ai compatible with PHP 7.2+?

MailCheck.ai requires PHP 7.2 or higher. Most modern WordPress hosts run PHP 8.1 or 8.2. If you are on an older PHP version, consider upgrading before installing this plugin.

How often is MailCheck.ai updated?

MailCheck.ai was last updated on Aug 27, 2024. Frequent updates are generally a positive security signal.

What is MailCheck.ai's security score?

MailCheck.ai has a WP-Safety security score of 92/100. This score is computed from CVE history, patch response time, developer trust signals, and plugin maintenance activity.

MailCheck.ai Security & Risk Analysis

wordpress.org/plugins/validator-pizza

Prevent disposable email addresses from registering or commenting on your site with MailCheck.ai.

60 active installs v1.3.0 PHP 7.2+ WP 5.2+ Updated Aug 27, 2024

disposable-emailemail-validationsecurityspam-preventionuser-registration

A · Safe

CVEs total0

Unpatched0

Last CVENever

Plugin page Download

Safety Verdict

Is MailCheck.ai Safe to Use in 2026?

Generally Safe

Score 92/100

MailCheck.ai 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 "validator-pizza" v1.3.0 plugin exhibits a strong security posture based on the provided static analysis. The absence of any identified attack surface points, such as AJAX handlers, REST API routes, or shortcodes, significantly limits potential entry vectors for malicious actors. Furthermore, the code demonstrates excellent practices regarding SQL queries, output escaping, and the use of capability checks, indicating a developer who is mindful of secure coding principles. The lack of any recorded vulnerabilities or CVEs in its history further reinforces this positive assessment, suggesting a mature and stable plugin.

Vulnerabilities

None known

MailCheck.ai Security Vulnerabilities

No known vulnerabilities — this is a good sign.

Code Analysis

Analyzed Mar 16, 2026

MailCheck.ai Code Analysis

Dangerous Functions

Raw SQL Queries

0 prepared

Unescaped Output

0 escaped

Nonce Checks

Capability Checks

File Operations

External Requests

Bundled Libraries

Attack Surface

MailCheck.ai Attack Surface

Entry Points0

Unprotected0

WordPress Hooks 3

filteris_emailvalidator-pizza.php:37

actionadmin_noticesvalidator-pizza.php:38

actionplugins_loadedvalidator-pizza.php:134

Maintenance & Trust

MailCheck.ai Maintenance & Trust

Maintenance Signals

WordPress version tested6.6.5

Last updatedAug 27, 2024

PHP min version7.2

Downloads5K

Community Trust

Rating100/100

Number of ratings4

Active installs60

Alternatives

MailCheck.ai Alternatives

DeBounce Email Validator

debounce-io-email-validator

Real-time email validation for WordPress forms. Block invalid, disposable, and risky emails to keep your database clean and improve deliverability.

300 4 CVEs

Email Blocklist

email-blocklist

100

Keep your WordPress site clean by blocking signups and comments from temporary or disposable email domains. 100% free, no paid APIs.

10 No CVEs

Spam Protect for Contact Form 7

wp-contact-form-7-spam-blocker

100

Spam Protect for Contact-Form7 protects from spam and bots. Customize defense strategies and monitor blocked attempts. Protect your time effectively!

10K No CVEs

Antideo Email Validator

antideo-email-validator

Form email validation, Email Blacklist, Domain Blacklist, Form email check, Real time email validator Requires at least: 4.7 Tested up to: 6.9.

900 1 unpatched

QuickEmailVerification

quickemailverification

100

The QuickEmailVerification email verification plugin to avoid fake, bad and nonexistent emails.

200 No CVEs

Developer Profile

MailCheck.ai Developer Profile

tompec

1 plugin · 60 total installs

trust score

Avg Security Score

92/100

Avg Patch Time

30 days

View full developer profile

Detection Fingerprints

How We Detect MailCheck.ai

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

Asset Fingerprints

HTML / DOM Fingerprints

Shortcode Output

<div class="notice notice-warning">
                <p>
                    <strong>MailCheck.ai is now UserCheck.com</strong><br>
                    Please install our new free plugin to continue protecting your site against temporary email addresses.<br>
                    You can safely delete MailCheck.ai after installing UserCheck.
                </p>
                <p>
                    <a href="/wp-admin/plugin-install.php?s=usercheck&tab=search&type=term" class="button button-primary">Install UserCheck</a>
                </p>
            </div>

FAQ