2026.09.02 – version 8.4.2
* Fix – Prevented tax calculations from exposing prices of non-public products to shoppers without access.
* Fix – Restricted global add-on deletion to authorized add-on groups.
* Fix – Refreshed the global add-on cache when a group is deleted through the REST API.
* Fix – Escaped product titles, add-on names, and option labels in subtotal displays.
* Fix – Preserved radio and checkbox selections and legacy pricing defaults after canonicalization.
* Fix – Preserved normalized input-multiplier quantities through pricing.
* Fix – Made new customer file-upload URLs unpredictable with random per-upload paths.
* Fix – Enforced custom-text requirements and content rules on cleaned server-side values.