# Ghost 2.16.4 — Release & Upgrade Intelligence
- **Product:** Ghost (https://ghost.org)
- **Version:** 2.16.4
- **Released:** Mar 06, 2019
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/ghost/updates/2.16.4/

## Executive Summary (TL;DR)
Ghost 2.16.4. Source highlight: **Contains critical fixes for sites appearing in private mode and v0.1 API user/pass auth failing.**

## Bug Fixes
- 🐛 Fixed private blogging getting enabled on restart after saving any setting (TryGhost/Ghost#10576)
- 🐛 Fixed v0.1 API username/password authentication
- 🐛 Fixed custom certificate usage for MySQL (TryGhost/Ghost#10573)
- 🐛 Fixed error when creating subscribers via the admin area
- 🐛 Fixed email address not being returned in user responses from v2 Admin API using api key authentication