# CiviCRM 5.27.3 Released July 23, 2020 - **[Synopsis](#synopsis)** - **[Bugs resolved](#bugs)** - **[Credits](#credits)** - **[Feedback](#feedback)** ## Synopsis | *Does this version...?* | | |:--------------------------------------------------------------- |:-------:| | Fix security vulnerabilities? | no | | Change the database schema? | no | | Alter the API? | no | | Require attention to configuration options? | no | | **Fix problems installing or upgrading to a previous version?** | **yes** | | Introduce features? | no | | Fix bugs? | no | ## Bugs resolved * **_Upgrade_: Fix "no such field" error involving `civicrm_custom_field`.`serialize` ([dev/core#1846](https://lab.civicrm.org/dev/core/-/issues/1846): [#17876](https://github.com/civicrm/civicrm-core/pull/17876), [#17907](https://github.com/civicrm/civicrm-core/pull/17907), [#17909](https://github.com/civicrm/civicrm-core/pull/17909))** ## Credits This release was developed by the following authors and reviewers: Wikimedia Foundation - Eileen McNaughton; Tadpole Collective - Kevin Cristiano; Shane Bill; JMA Consulting - Seamus Lee; CiviCRM - Coleman Watts, Tim Otten ## Feedback These release notes are edited by Tim Otten and Andie Hunt. If you'd like to provide feedback on them, please login to https://chat.civicrm.org/civicrm and contact `@agh1`.