GHSA-GC3J-79F2-7VVW Fission: Cross-namespace event leakage via KubernetesWatchTrigger allows persistent tenant surveillance

Summary A low-privilege developer who could create a KubernetesWatchTrigger KWT in their own namespace was able to establish a persistent surveillance channel over any other namespace. Details Two independent flaws compounded: 1. pkg/kubewatcher/kubewatcher.go::createKubernetesWatch used...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass via the KubernetesWatchTrigger process. An attacker can gain unauthorized access to sensitive events from other namespaces by creating a KubernetesWatchTrigger in their own namespace, enabling persistent surveillan...

Access Control Bypass

Overview Affected versions of this package are vulnerable to Access Control Bypass via the KubernetesWatchTrigger process. An attacker can gain unauthorized access to sensitive events from other namespaces by creating a KubernetesWatchTrigger in their own namespace, enabling persistent surveillan...

CVE-2026-49822 Fission: Cross-namespace event leakage via KubernetesWatchTrigger allows persistent tenant surveillance

Fission is an open-source, Kubernetes-native serverless framework that simplifies the deployment of functions and applications on Kubernetes. Prior to version 1.24.0, a low-privilege developer who could create a KubernetesWatchTrigger KWT in their own namespace was able to establish a persistent...

CVE-2026-49822

CVE-2026-49822 affects the Fission framework (Kubernetes-native serverless) prior to version 1.24.0. A low-privilege developer who could create a KubernetesWatchTrigger (KWT) in their own namespace could establish a persistent surveillance channel into other namespaces, enabling cross-namespace e...