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Backbone Work Sync 5.21.1

October 2025

Backbone Work Sync 5.21.1 is now available. This release includes the better handling of default field values so they’re now used when a mapped field is empty and several bug fixes. This release also contains a fix for the security vulnerability notified in Backbone Work Sync’s Security Advisory 2025-10-16 and is a recommended upgrade.

Questions?

Do you have questions, or is something not working as expected? Please let us know by creating a ticket in our  help center or emailing  help@k15t.com.

All updates and fixes in this release

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Key

Summary

Status

Resolution

Data cannot be retrieved due to an unexpected error.

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