CVE-2026-50570 Fission: Incomplete capability denylist in Environment/Function PodSpec validation allows tenant-added CAP_SYS_TIME and cross-tenant node wall-clock corruption

Fission is an open-source, Kubernetes-native serverless framework that simplifies the deployment of functions and applications on Kubernetes. Prior to version 1.25.0, Fission added PodSpec safety validation for tenant-facing Environment and Function CRDs ValidatePodSpecSafety /...

PT-2026-48512

Name of the Vulnerable Software and Affected Versions Fission versions prior to 1.25.0 Description Fission is a Kubernetes-native serverless framework. The Unarchive function in pkg/utils/zip.go fails to validate if the resolved path of an archive entry remains within the destination directory wh...