= 6.3.9 =
*Release Date 15th October 2024*
* Security – Editing an ACF Field in the Field Group editor can no longer execute a stored XSS vulnerability. Thanks to Duc Luong Tran (janlele91) from Viettel Cyber Security for the responsible disclosure
* Security – Post Type and Taxonomy metabox callbacks no longer have access to any superglobal values, hardening the original fix from 6.3.8 further
* Fix – ACF fields now correctly validate when used in the block editor and attached to the sidebar
= 6.3.8 =
*Release Date 7th October 2024*