# 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 Andrew Hunt. If you'd like to
provide feedback on them, please login to https://chat.civicrm.org/civicrm and
contact `@agh1`.