high7.7
CVE-2026-49821
Fission is an open-source, Kubernetes-native serverless framework that simplifies the deployment of functions and applications on Kubernetes.
Impact
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.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| go | github.com/fission/fission | <= 1.23.0 | 1.24.0 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/advisories/GHSA-vjhc-cf4p-72q4
- https://github.com/fission/fission/security/advisories/GHSA-vjhc-cf4p-72q4
- https://nvd.nist.gov/vuln/detail/CVE-2026-49821
- https://github.com/fission/fission/pull/3379
- https://github.com/fission/fission/commit/e2b92663499f4dc3a1e2d38178f39c3c65e0134a
- https://github.com/fission/fission/releases/tag/v1.24.0