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 use of ServiceAccountName: fission-builder in the builder pod, without setting AutomountServiceAccountToken: fals...

PT-2026-48509

Name of the Vulnerable Software and Affected Versions Fission versions prior to 1.24.0 Description Fission is a Kubernetes-native serverless framework. The Environment CRD exposes spec.runtime.podSpec and spec.builder.podSpec, which are merged into the Kubernetes pod specs for runtime and builder...

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 buildermgr controller failing to verify that Package.spec.environment.namespace matches Package.metadata.namespac...

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 lack of namespace validation using the access webhook in the Fission Function specification for...

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...

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 a security vulnerability. This vulnerability stemmed from the lack of validation in the Environment.spec.runtime.podSpec/spec.builder.podSpec field. When using MergePodSpec,...

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 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 访问控制错误漏洞

Fission is an open-source function deployment framework based on Kubernetes. Versions of Fission prior to 1.23.0 contained a access control vulnerability. This vulnerability stemmed from the storagevc component failing to perform any authentication or authorization when registering the archive CR...

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 allowed low-privilege developers to create KubernetesWatchTriggers within their own namespaces, enabling them to establish...

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...

PT-2026-48510

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. In affected versions, builder pods are created with the...

GHSA-7PJR-QPVH-M339 Fission builder accepts arbitrary buildcmd strings from Environment.spec.builder.command, allowing the builder pod to invoke arbitrary executables

Summary Before the round-1 security sweep, pkg/builder/builder.go passed Environment.spec.builder.command directly into exec.Command... after a strings.Fields split, with no validation of the executable path or its arguments. A user who could create or update Environment CRDs in a namespace...

GHSA-85G2-PMRX-R49Q Fission runtime pods automount the fission-fetcher service-account token into the user function container, granting function code namespace-wide secret / configmap read

Summary Fission runtime pods were created with ServiceAccountName: fission-fetcher, and the fission-fetcher ServiceAccount was granted namespace-wide get on secrets and configmaps it needs that to load function code, env vars, and config. The runtime pod's automounted token was reachable from...

Fission runtime pods automount the fission-fetcher service-account token into the user function container, granting function code namespace-wide secret / configmap read

Summary Fission runtime pods were created with ServiceAccountName: fission-fetcher, and the fission-fetcher ServiceAccount was granted namespace-wide get on secrets and configmaps it needs that to load function code, env vars, and config. The runtime pod's automounted token was reachable from...

GHSA-3G33-6VG6-27M8 Fission router exposes /fission-function/<ns>/<name> on its public listener, allowing invocation of any function without an HTTPTrigger

Summary The Fission router registers an internal-style route — /fission-function/ and /fission-function// — for every Function object, independent of whether any HTTPTrigger exists for that function. The route was mounted on the same listener as user-defined HTTPTriggers svc/router, port 8888, so...

Fission router exposes /fission-function/<ns>/<name> on its public listener, allowing invocation of any function without an HTTPTrigger

Summary The Fission router registers an internal-style route — /fission-function/ and /fission-function// — for every Function object, independent of whether any HTTPTrigger exists for that function. The route was mounted on the same listener as user-defined HTTPTriggers svc/router, port 8888, so...

Fission StorageSvc /v1/archive endpoint exposes unauthenticated CRUD over all function archives

Summary The Fission storagesvc component registers archive CRUD handlers /v1/archive GET / POST / DELETE and /v1/archives list directly on its HTTP router without performing any authentication or authorization. Any caller able to reach the storagesvc ClusterIP — including any other workload in th...

PT-2026-42589

Summary The Fission router registers an internal-style route — /fission-function/ and /fission-function// — for every Function object, independent of whether any HTTPTrigger exists for that function. The route was mounted on the same listener as user-defined HTTPTriggers svc/router, port 8888, so...