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Security alertPHP2Shell: critical PHP flaw — WordPress updates can't fix itCheck your PHP version
WP HealthKit

Is 404 Emails Compatible with PHP 8.3?

Not Compatible

This plugin has critical incompatibilities with PHP 8.3.

PHP Version Requirements

Declared Minimum

7.4

Actual Minimum Detected

8.2

Mismatch with declared minimum

Tested Up To

PHP 8.3

Compatibility Issues (4)

PHP Version Mismatch: Declared vs RequiredHIGH

Plugin Header

readonly class requires PHP 8.2 but plugin declares `Requires PHP: 7.4`HIGH

includes/class-forms-page.php:396

readonly class requires PHP 8.2 but plugin declares `Requires PHP: 7.4`HIGH

includes/class-forms-page.php:633

Deprecated: Implicit nullable parameterLOW

includes/class-api-client.php:168

PHP Version Distribution

According to WordPress.org statistics, over 72% of WordPress sites run PHP 8.0 or higher. Ensuring compatibility with modern PHP versions is important for security, performance, and access to the latest language features.

Frequently Asked Questions

Does 404 Emails work with PHP 8.3?

404 Emails is not fully compatible with PHP 8.3. Our analysis detected 4 compatibility issues.

What PHP version does 404 Emails require?

404 Emails declares a minimum PHP requirement of 7.4. WP HealthKit's static analysis detected an actual minimum of 8.2.