high7.7
CVE-2026-49823
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, a Fission Function spec carries three reference types — Secret, ConfigMap, and Package. The first two were namespace-validated by the admission webhook; PackageRef.Namespace was not. 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-3r8v-2xmj-5c39
- https://github.com/fission/fission/security/advisories/GHSA-3r8v-2xmj-5c39
- https://nvd.nist.gov/vuln/detail/CVE-2026-49823
- https://github.com/fission/fission/pull/3389
- https://github.com/fission/fission/commit/80e7ba55228e1ef426f51353e25d2682ec61de34
- https://github.com/fission/fission/releases/tag/v1.24.0