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fission

17 known vulnerabilities.

fission at a glance

Last 12 months
17
Critical · all time
5
Exploited · all time
0
Public exploit · all time
0
New vulnerabilities per month · last 12 months
0 10 20 December 2025: 0 vulnerabilities Dec 2025 January 2026: 0 vulnerabilities February 2026: 0 vulnerabilities March 2026: 0 vulnerabilities Mar April 2026: 0 vulnerabilities May 2026: 0 vulnerabilities June 2026: 17 vulnerabilities, 5 critical Jun July 2026: 0 vulnerabilities August 2026: 0 vulnerabilities September 2026: 0 vulnerabilities Sep October 2026: 0 vulnerabilities November 2026: 0 vulnerabilities
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Products

17 results · Feed

  • High 8.5

    Fission: Incomplete capability denylist in Environment/Function PodSpec validation allows tenant-added CAP_SYS_TIME and cross-tenant node wall-clock corruption

    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 (Val…

  • Medium 4.3

    Fission: HTTPTrigger admission omits RelativeURL / Prefix validation; kubectl apply bypasses CLI checks

    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, HTTPTriggerSpec.Validate() validated Methods, FunctionReference, Host, IngressConfig, and Co…

  • Low 3.6

    Fission: SanitizeFilePath lexical HasPrefix bypass permits sibling-directory escape

    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, SanitizeFilePath in pkg/utils/utils.go validated that a path stayed under a safe directory b…

  • High 7.7

    Fission: Zip Slip in pkg/utils/zip.go:Unarchive allows fetcher to write outside the destination directory

    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, Unarchive in pkg/utils/zip.go joined each archive entry name with the destination directory …

  • Critical 9.9

    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 / allowPrivilege…

  • Medium 4.9

    Fission builder pods auto-mount the fission-builder ServiceAccount token in the user-supplied builder container

    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 builder pods were created with ServiceAccountName: fission-builder and no AutomountS…

  • Critical 9.9

    Fission Environment CRD podspec passthrough enables hostPID/hostNetwork/privileged pods, node escape

    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 m…

  • Critical 9.9

    Fission Container Executor Function PodSpec Injection Leading to Node Escape

    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 Container Executor path lets a tenant supply Function.spec.podspec directly; the e…

  • Critical 9.9

    Fission Environment CRD PodSpec Injection Leading to Node Escape and Cluster Takeover

    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, the Environment.spec.runtime.podSpec / spec.builder.podSpec passthrough lacked validation, a…

  • High 8.5

    Fission: Cross-namespace Environment reference via unvalidated EnvironmentRef in Function admission webhook

    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, the Fission Function admission webhook (pkg/webhook/function.go) validated that spec.secrets…

  • High 7.7

    Fission: Cross-namespace Package read via unvalidated PackageRef in Function admission webhook

    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 …

  • High 7.7

    Fission: Cross-namespace event leakage via KubernetesWatchTrigger allows persistent tenant surveillance

    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 low-privilege developer who could create a KubernetesWatchTrigger (KWT) in their own names…

  • High 7.7

    Fission: Cross-namespace Environment reference in Package allows build-time command execution and SA token exfiltration

    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 buildermgr controller processed Package CRDs without verifying that Package.spec.e…

  • Medium 6.9

    Fission builder accepts arbitrary buildcmd strings from Environment.spec.builder.command, allowing the builder pod to invoke arbitrary executables

    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.co…

  • High 8.7

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

    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-…

  • High 8.8

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

    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, the Fission storagesvc component registers archive CRUD handlers (/v1/archive GET / POST / D…

  • Critical 9.8

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

    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, the Fission router registers an internal-style route — /fission-function/<name> and /fission…