# n8n n8n@1.120.0 — Release & Upgrade Intelligence
- **Product:** n8n (https://n8n.io)
- **Version:** n8n@1.120.0
- **Released:** Nov 11, 2025
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/n8n/updates/n8n-1.120.0/

## Executive Summary (TL;DR)
n8n n8n@1.120.0. Source highlight: **ai-builder:** Add support for node versions in searching, adding and updating nodes (#21488) (8270f37)

## Breaking Changes & Deprecations
- core:** Adapt breaking changes report data to UI needs ([#21442](https://github.com/n8n-io/n8n/issues/21442)) ([a2a484e](https://github.com/n8n-io/n8n/commit/a2a484ecf23b7c64f9cb98737de0ae202d0b70dc))
- - Core: OAuth for MCP server; workflow descriptions; SAML just‑in‑time role provisioning; adapt breaking changes report for UI; allow CORS on discovery endpoints; export access settings when enabling JIT.

## New Features
- Add support for mysql / mariadb (#21525) (9bcad5a)
- Add unit tests for getAttributesFromLoginResponse and handleSamlLogin (#21678) (9e240d6)
- Allow CORS in the discovery endpoints (#21602) (3070e44)
- **core:** Adapt breaking changes report data to UI needs (#21442) (a2a484e)
- **core:** Add OAuth to MCP server (#21469) (cd167ac)
- **core:** Add workflow descriptions (#21526) (ecc6706)

## Bug Fixes
- **ai-builder:** Add support for node versions in searching, adding and updating nodes (#21488) (8270f37)
- **ai-builder:** Reduce "workflow state too big" errors (#21542) (e5d7fb9)
- **API:** Fix returning role as slug on the users api handler (#21490) (941a54e)
- Change unicode range to support more characters in expression parser (#21394) (0a799e1)
- **Code Node:** Update error message when using `.item` in `Run once for all items` mode  (#21416) (306972d)
- **core:** Column size for token column (#21609) (8504beb)