Is Klaviyo Compatible with PHP 8.3?

Q: Does Klaviyo work with PHP 8.3?

Klaviyo is not fully compatible with PHP 8.3. 2 compatibility issues were detected.

Q: What PHP version does Klaviyo require?

Klaviyo declares a minimum PHP requirement of 7.0. The actual minimum PHP version detected by static analysis is 8.0.

Not Compatible

This plugin has critical incompatibilities with PHP 8.3.

PHP Version Requirements

Declared Minimum

7.0

Actual Minimum Detected

8.0

Mismatch with declared minimum

Tested Up To

PHP 8.3

Compatibility Issues (2)

Potential fatal error when WooCommerce API consumer key is not foundHIGH

includes/class-wck-api.php:148-155

Potential null dereference in review prompt noticeMEDIUM

includes/class-wck-install.php:196

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.

View Full Security Audit Check Your Own Plugin

Frequently Asked Questions

Does Klaviyo work with PHP 8.3?

Klaviyo is not fully compatible with PHP 8.3. Our analysis detected 2 compatibility issues.

What PHP version does Klaviyo require?

Klaviyo declares a minimum PHP requirement of 7.0. WP HealthKit's static analysis detected an actual minimum of 8.0.