# Grafana v12.4.0 — Release & Upgrade Intelligence
- **Product:** Grafana (https://grafana.com)
- **Version:** v12.4.0
- **Released:** Feb 25, 2026
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/grafana/updates/v12.4.0/

## Executive Summary (TL;DR)
Grafana v12.4.0. Source highlight: Download page

## Breaking Changes & Deprecations
- Breaking changes - **Plugins:** Prevent passing host environment variables to plugin processes by default [#113412](https://github.com/grafana/grafana/pull/113412), [@wbrowne](https://github.com/wbrowne)

## New Features
- **API:** Add missing scope check on dashboards #116885, @Proximyst
- **Alerting Enrichment:** Add new RBAC permissions for reading and writing enrichments (Enterprise)
- **Alerting:** Add Alert Rules tabs navigation with feature toggle #116253, @aifraenkel
- **Alerting:** Add Alert activity card to alerting home page #115822, @dhalachliyski
- **Alerting:** Add Cursor frontmatter to CLAUDE.md for auto-loading #115613, @soniaAguilarPeiron
- **Alerting:** Add Edit/Export actions to group rows, clickable folders, and square icon for recording rules #117763, @konrad147

## Bug Fixes
- **Auth:** Add SSO settings PATCH endpoint #117346, @colin-stuart
- **NPM:** Dispatch to plugin-tools on e2e-selectors changes #115218, @sunker
- **Alerting:** Add support for client certificate authentication and TLS options to External Alertmanager #115716, @yuri-tceretian
- **Alerting:** Bug fix for regex matching in Alerts page #113400, @laurenashleigh
- **Alerting:** Fix 'Rule group does not exist' error toast (#101949) #114766, @soniaAguilarPeiron
- **Alerting:** Fix Alerts page filtering #115178, @laurenashleigh