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-priv…
Published: 2026-06-10 · CVSS: 7.7 · CVSS 3.1
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 surveillance channel over any other namespace. This issue has been patched in version 1.24.0.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7