CVE-2026-50566 Fission: Environment Runtime.Container and Builder.Container SecurityContext bypass allows privileged pod creation

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 tenant with environments.fission.io create/update RBAC can run privileged / allowPrivilegeEscalation / dangerous-capability...

EUVD-2026-36093

Fission is an open-source, Kubernetes-native serverless framework that simplifies the deployment of functions and applications on Kubernetes. Prior to version 1.23.0, before the round-1 security sweep, pkg/builder/builder.go passed Environment.spec.builder.command directly into exec.Command...

CVE-2026-46618

CVE-2026-46618 affects Fission before v1.23.0: pkg/builder/builder.go passed Environment.spec.builder.command directly to exec.Command after strings.Fields, with no validation of the executable path or arguments. A user with Environment CRD privileges in a namespace could point the builder pod to...

EUVD-2026-36092

Fission is an open-source, Kubernetes-native serverless framework that simplifies the deployment of functions and applications on Kubernetes. Prior to version 1.23.0, Fission runtime pods were created with ServiceAccountName: fission-fetcher, and the fission-fetcher ServiceAccount was granted...

Fission 安全漏洞

Fission is an open-source function deployment framework based on Kubernetes. Versions of Fission prior to 1.24.0 contain security vulnerabilities. These vulnerabilities stem from the Container Executor’s path, which allows tenants to directly provide Function.spec.podspec. The executor merges thi...

Fission 输入验证错误漏洞

Fission is an open-source function deployment framework based on Kubernetes. Versions of Fission prior to 1.25.0 contained a input validation vulnerability. This vulnerability stemmed from the HTTPTriggerSpec.Validate method, which ignored the RelativeURL and Prefix fields during validation. As a...

Fission 安全漏洞

Fission is an open-source function deployment framework based on Kubernetes. Versions of Fission prior to 1.25.0 contain security vulnerabilities. These vulnerabilities stem from the SanitizeFilePath function, which uses string prefix checks instead of directory boundary checks. As a result,...

Fission 路径遍历漏洞

Fission is an open-source function deployment framework based on Kubernetes. Versions of Fission prior to 1.25.0 contained a path traversal vulnerability. This vulnerability stemmed from the Unarchive function using filepath.Join to concatenate the archive entry name with the target directory,...

PT-2026-48508

Name of the Vulnerable Software and Affected Versions Fission versions prior to 1.24.0 Description Fission is an open-source, Kubernetes-native serverless framework used for deploying functions and applications on Kubernetes. The Container Executor path allows a tenant to directly supply...

PT-2026-48503

Name of the Vulnerable Software and Affected Versions Fission versions prior to 1.24.0 Description Fission is an open-source, Kubernetes-native serverless framework used for deploying functions and applications on Kubernetes. The buildermgr controller processes Package Custom Resource Definitions...

Fission 安全漏洞

Fission is an open-source function deployment framework based on Kubernetes. Versions of Fission prior to 1.24.0 contain security vulnerabilities. These vulnerabilities arise from the exposure of spec.runtime.podSpec and spec.builder.podSpec in the Environment CRD during merging, without filterin...

PT-2026-48515

Fission is an open-source, Kubernetes-native serverless framework that simplifies the deployment of functions and applications on Kubernetes. Prior to version 1.25.0, Fission added PodSpec safety validation for tenant-facing Environment and Function CRDs ValidatePodSpecSafety /...

PT-2026-48511

Name of the Vulnerable Software and Affected Versions Fission versions prior to 1.24.0 Description An issue exists in the Kubernetes-native serverless framework where a tenant with environments.fission.io create/update RBAC permissions can deploy containers with privileged access,...

Fission 访问控制错误漏洞

Fission is an open-source function deployment framework based on Kubernetes. Versions of Fission prior to 1.24.0 contained a access control vulnerability. This vulnerability stemmed from the Fission Function’s access webhook verifying that the spec.secrets.namespace and spec.configmaps.namespace...

Fission 安全漏洞

Fission is an open-source function deployment framework based on Kubernetes. Versions of Fission prior to 1.25.0 contained security vulnerabilities. These vulnerabilities stemmed from a lack of inclusion of CAPSYSTIME in the capability checks during PodSpec security validation. As a result, tenan...

Fission 安全漏洞

Fission is an open-source function deployment framework based on Kubernetes. Versions of Fission prior to 1.24.0 contained security vulnerabilities. These vulnerabilities stemmed from tenants with permissions to execute privileged/allowed-privileged/hazardous containers, under the account with hi...

Fission 安全漏洞

Fission is an open-source function deployment framework based on Kubernetes. Versions of Fission prior to 1.24.0 contained a security vulnerability. This vulnerability stemmed from the lack of validation in the Environment.spec.runtime.podSpec/spec.builder.podSpec field. When using MergePodSpec,...