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 Environment CRD exposes spec.runtime.podSpec and spec.builder.podSpec, which are merged into the Kubernetes pod specs for runtime and builder pods. The merge logic propagated hostNetwork, hostPID, hostIPC, container privileged, and serviceAccountName from the user-supplied podspec with no filtering, and Environment.Validate performed no security-relevant checks on these fields. This issue has been patched in version 1.24.0.
Metrics
Affected Vendors & Products
References
History
Wed, 10 Jun 2026 19:30:00 +0000
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ssvc
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Wed, 10 Jun 2026 18:15:00 +0000
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| 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 Environment CRD exposes spec.runtime.podSpec and spec.builder.podSpec, which are merged into the Kubernetes pod specs for runtime and builder pods. The merge logic propagated hostNetwork, hostPID, hostIPC, container privileged, and serviceAccountName from the user-supplied podspec with no filtering, and Environment.Validate performed no security-relevant checks on these fields. This issue has been patched in version 1.24.0. | |
| Title | Fission Environment CRD podspec passthrough enables hostPID/hostNetwork/privileged pods, node escape | |
| Weaknesses | CWE-269 CWE-284 CWE-693 |
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| References |
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| Metrics |
cvssV3_1
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Status: PUBLISHED
Assigner: GitHub_M
Published:
Updated: 2026-06-10T18:47:43.631Z
Reserved: 2026-06-04T21:34:34.426Z
Link: CVE-2026-50564
Updated: 2026-06-10T18:47:39.902Z
Status : Deferred
Published: 2026-06-10T18:17:12.740
Modified: 2026-06-10T19:37:41.437
Link: CVE-2026-50564
No data.
OpenCVE Enrichment
Updated: 2026-06-10T20:15:24Z