# Grafana v6.2.3 — Release & Upgrade Intelligence
- **Product:** Grafana (https://grafana.com)
- **Version:** v6.2.3
- **Released:** Jun 17, 2019
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/grafana/updates/v6.2.3/

## Executive Summary (TL;DR)
Grafana v6.2.3. Source highlight: **grafana-cli**: The argument `--pluginsDir` is not working.

## New Features
- **AuthProxy**: Optimistic lock pattern for remote cache Set. #17485, @papagian
- **HTTPServer**: Options for returning new headers X-Content-Type-Options,  X-XSS-Protection and Strict-Transport-Security. #17522, @kylebrandt

## Bug Fixes
- **Auth Proxy**: Fix non-negative cache TTL. #17495, @kylebrandt
- **Grafana-CLI**: Fix receiving configuration flags from the command line. #17606, @gotjosh
- **OAuth**: Fix for wrong user token updated on OAuth refresh in DS proxy. #17541, @redbaron
- **remote_cache**: Fix redis. #17483, @kylebrandt