CVE-2026-49821

Description

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, Fission's buildermgr controller processed Package CRDs without verifying that Package.spec.environment.namespace matched Package.metadata.namespace. This issue has been patched in version 1.24.0.

PUBLISHED Reserved 2026-06-01 | Published 2026-06-10 | Updated 2026-06-10 | Assigner GitHub_M

Problem types

CWE-441: Unintended Proxy or Intermediary ('Confused Deputy')

CWE-862: Missing Authorization

Product status

References

github.com/...ission/security/advisories/GHSA-vjhc-cf4p-72q4

github.com/fission/fission/pull/3379

github.com/fission/fission/releases/tag/v1.24.0

cve.org (CVE-2026-49821)

nvd.nist.gov (CVE-2026-49821)

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