High severity7.7NVD Advisory· Published Jun 10, 2026· Updated Jun 10, 2026
CVE-2026-49823
CVE-2026-49823
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/fission/fissionGo | < 1.24.0 | 1.24.0 |
Affected products
3- osv-coordsRange: < 0.0.20260723T184607-160000.1.1
Patches
Vulnerability mechanics
References
6- github.com/advisories/GHSA-3r8v-2xmj-5c39ghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-49823ghsaADVISORY
- github.com/fission/fission/commit/80e7ba55228e1ef426f51353e25d2682ec61de34ghsaWEB
- github.com/fission/fission/pull/3389nvdWEB
- github.com/fission/fission/releases/tag/v1.24.0nvdWEB
- github.com/fission/fission/security/advisories/GHSA-3r8v-2xmj-5c39nvdWEB
News mentions
1- Fission Kubernetes Serverless Framework: 17 Vulnerabilities Disclosed TogetherVypr Intelligence · Jun 10, 2026