CVE-2026-49823
High
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, 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.
SeverityHigh
CVSS7.7
Exploit probability—
ProductGithub.com/fission/fission
PublishedJun 10, 2026
First seenJun 10, 2026
How to fix
Update
- github.com/fission/fission1.24.0 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| github.com/fission/fissionGo | v < 1.24.0 | 1.24.0 |
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