# Argo CD v2.5.16 — Release & Upgrade Intelligence
- **Product:** Argo CD (https://argo-cd.readthedocs.io)
- **Version:** v2.5.16
- **Released:** Mar 23, 2023
- **Impact Score:** 7/10
- **Breaking Changes:** Source flagged
- **Canonical Analysis:** https://changelogs.us/argocd/updates/v2.5.16/

## Executive Summary (TL;DR)
Argo CD v2.5.16. Source highlight: kubectl create namespace argocd

## Breaking Changes & Deprecations
- Breaking changes As part of the fix for https://github.com/argoproj/argo-cd/security/advisories/GHSA-2q5c-qw9c-fmvq, the API will now return "Unauthorized" instead of "Not found" if an Application does not exist. This change prevents leaking the existence or non-existence of Applications to unauthorized parties.