Critical Vulnerability in Rancher Fleet Enables Full Cluster-Admin Privileges

The SUSE Rancher Security team disclosed a critical vulnerability tracked as CVE-2026-41050. This severe flaw affects Rancher Fleet, a popular GitOps tool for managing Kubernetes clusters at scale. The vulnerability completely breaks the platform’s core multi-tenant isolation mechanism, allowing malicious users to bypass security boundaries and steal sensitive data. According to an analysis by Lyrie […]

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