| Change | MAUT-11720 | Campaign Studio is updated to add validation for date and datetime values within segment filters and the Contact Field Value field in campaign events. |
| Change | MAUT-11719 | Campaign Studio is updated to: - Add validation to the Custom field delete API when it is used in segments.
- Improve the existing validation message in the UI.
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| Change | MAUT-11880 | Campaign Studio is updated to apply security fixes from Mautic Community Release 4.4.13. |
| Fix | MAUT-11908 | Campaign Studio did not block access to certain non-application paths. |
| Fix | MAUT-11527 | When users unpublished and republished a campaign, Campaign Studio did not add any events to the existing campaign contacts that were halted because of unpublishing of the campaign. |
| Fix | MAUT-11906 | A 500 error occurred when segments with a segment membership is empty filter were deleted in batch. |
| Fix | MAUT-11802 | HTML tags were removed from the HTML-type field when importing a contact. |
| Fix | MAUT-11799 | Special characters in the Where condition caused an issue in searching entities through a GET API request. |
| Fix | MAUT-11791 | Segment filters with relative dates without explicit signs were not calculated correctly. |
| Fix | MAUT-11742 | When users deleted or added the options to select and multiselect fields, Campaign Studio removed some of the previously-saved options in Custom object fields. |
| Fix | MAUT-11471 | Issues occurred in displaying the Preferred channel dropdown and center-aligning the Save preferences button. |
| Fix | MAUT-11383 | When users set the segment filter value to yesterday and applied the After operator to the date field, Campaign Studio generated an incorrect date value. |
| Fix | MAUT-11274 | Single and double quotes in the Select type field values caused an issue in saving Custom fields. |
| Fix | MAUT-6104 | The email builder incorrectly loaded a CSS file resulting in a 404 response, visible as a page hit in the contact history. |