ThreatsCloud & SaaSHighGoogle Cloud OS Login Privilege Escalation Flaw Exposes Compute Engine Instances to Root Takeover CVE-2020-8907Google Cloud resolves a privilege escalation flaw in Compute Engine guest-oslogin that allowed users with compute.osLogin IAM permissions to gain root access.Aisha Noor·24 Sep 2026, 16:00 IST·17 min read