# n8n n8n@1.123.6 — Release & Upgrade Intelligence
- **Product:** n8n (https://n8n.io)
- **Version:** n8n@1.123.6
- **Released:** Dec 15, 2025
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/n8n/updates/n8n-1.123.6/

## Executive Summary (TL;DR)
n8n n8n@1.123.6. Source highlight: Backfill missing workflow history records (#23070) (e924f07)

## Breaking Changes & Deprecations
- core:** Add breaking change rule for start node deprecation ([#23097](https://github.com/n8n-io/n8n/issues/23097)) ([db20ecf](https://github.com/n8n-io/n8n/commit/db20ecfe5199d5b27eaa4235a376032c0f398bce))

## New Features
- **core:** Add breaking change rule for start node deprecation (#23097) (db20ecf)

## Bug Fixes
- Backfill missing workflow history records (#23070) (e924f07)
- **editor:** Fix project selector scroll (#22728) (bf19e8d)
- Harden form and trigger response handling (#23061) (84fb27a)