Zento is a modern and lightweight WordPress theme designed for blogs and tutorial websites. It prioritizes speed and flexibility, making it ideal for various content, including tutorials, documentation, technology, personal, AI, comics/anime, and biography. It’s packed with features like a syntax highlighter, AMP compatibility, multilingual support, and a powerful theme options panel. Zento is optimized for SEO and Google Insights, achieving high scores for both desktop and mobile devices. It’s super light, requiring only one plugin for all its features, making it easy to use and customize. For more lightweight and fast WordPress themes

1. Theme Details

Author: EstudioPatagon
Item ID: 51579969
Themeforest Link: themeforest.net
Alternative Link [Testing Purpose]: NullWays.com

2. Proof-of-Concept for Bypassing Licensing

  1. go to file wp-content/themes/zento/functions/merlin/class-merlin.php
  2. find private function is_theme_registered() {
  3. add this below that private function
  4. update_option( $this->edd_theme_slug . ‘_license_key_status’, ‘valid’ );
  5. save and refresh activation page
// ORIGINAL
private function is_theme_registered() {
	$is_registered = get_option( $this->edd_theme_slug . '_license_key_status', false ) === 'valid';
	return apply_filters( 'merlin_is_theme_registered', $is_registered );
}
// MODDED
private function is_theme_registered() {
	update_option( $this->edd_theme_slug . '_license_key_status', 'valid' );
	$is_registered = get_option( $this->edd_theme_slug . '_license_key_status', false ) === 'valid';
	return apply_filters( 'merlin_is_theme_registered', $is_registered );
}

3. Disclaimer

This article is provided solely for educational purposes, specifically aimed at developers seeking to enhance their understanding of secure licensing implementation practices. While every effort has been made to ensure accuracy, the information contained herein is presented “as is” without any warranties, express or implied. The author assumes no liability or responsibility for any direct, indirect, incidental, or consequential damages arising from the use or misuse of any information, code samples, or techniques described in this post. Readers are advised to exercise their own judgment and due diligence when implementing any security-related solutions.

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