Grafana cloud already patched
https://www.bleepingcomputer.com/news/security/grafana-warns-of-critical-auth-bypass-due-to-azure-ad-integration/
Grafana has released security fixes for multiple versions of its application, addressing a vulnerability that enables attackers to bypass authentication and take over any Grafana account that uses Azure Active Directory for authentication.
Grafana is a widely used open-source analytics and interactive visualization app that offers extensive integration options with a wide range of monitoring platforms and applications.