<ul><li>CRITICAL: records-management/inc/wwbn.delete.account.php:272 — undefined variable $wwbnnotifications (should be $wwbnnotificationscheck); condition always false, notifications never deleted. Fixed.</li><li>records-management/inc/wwbn.get.affected.php:88-96 — get() returns array-of-rows, $userscheck["uid"] accessed as single row returning null; changed to get_one() with null guard</li><li>records-management/inc/*.php (delete.account, get.affected, delete.video.records, shorten.video, delete.shortened.url, balance.table.records): Fixed all bare $_POST reads</li><li>support/faqadmin/inc/ajax.php: Fixed bare $_POST["Action"] trim() + all unguarded POST vars in CRUD cases</li><li>support/hackattempts/pages/show.details.php + whoisonline/inc/*.php: Fixed bare $_POST reads</li><li>revisions/pages/list.php: Replaced deprecated $.parseJSON (×2); added AJAX error handlers to saveRevision() and editRevision() preventing stuck swal loaders</li><li>searchmercials/backfill/pages/list.php + details.php: Replaced deprecated $.parseJSON (×5)</li><li>templates/pages/js/custom_js.php: Replaced deprecated $.parseJSON (×2)</li><li>services/networks/js/custom_js.php: Replaced deprecated $.parseJSON</li><li>platform/providers/inc/ajax.php: Fixed all unguarded $_POST across all CRUD cases (get-provider-info, new-provider, edit-provider, delete-provider, add/edit/delete product, get/add/edit/delete keys)</li><li>platform/markup/pages/inc/ajaxcrud.php: Fixed all unguarded $_POST in markup/pricing CRUD cases</li><li>portal_catalog/inc/insert_update.php: Fixed bare $_POST["action"] top-level comparisons + all dependent POST vars</li><li>searchmercials/categories/inc/update.category.information.php: Fixed bare $_POST reads</li></ul>