CVE-2026-120318

Description

Product Gallery Slider & Additional Variation Images for WooCommerce 2.3.23 before 2.3.26 contains a missing authorization vulnerability in Codestar backup AJAX actions csf-export, csf-import and csf-reset. Shop Managers can read the csf_backup_nonce from the settings page and supply arbitrary option names via the 'unique' parameter to read, overwrite or delete WordPress options, including modifying wp_user_roles to escalate to administrator.

References

• https://downloads.wordpress.org/plugin/woo-product-gallery-slider.2.3.26.zip
• https://plugins.svn.wordpress.org/woo-product-gallery-slider/tags/2.3.25/includes/codestar/functions/actions.php
• https://plugins.svn.wordpress.org/woo-product-gallery-slider/tags/2.3.25/src/Options.php
• https://plugins.svn.wordpress.org/woo-product-gallery-slider/tags/2.3.26/includes/cdx-framework/functions/actions.php
• https://wordpress.org/plugins/woo-product-gallery-slider/#developers