CVE-2026-84304

High

Advisory

Published 1 Sept 2026In the index since 5 Sept 2026

Severity: High; worst across findings
CVSS: 8.7; base score, highest
EPSS: 0.004; 35th percentile
CISA KEV: Not listed; no confirmed exploitation
Charts affected: 2,305; of 17,813 indexed, latest versions
Container images: 2,756; deployed by those charts
Fix available: 1 of 2; affected packages

gRPC-Go: Heap Memory Exhaustion (OOM) via HTTP/2 DATA Frame Fragmentation

Carried by container images the latest versions of 2,305 of 17,813 indexed charts deploy, on 2,756 images.

Affected package	Affected versions	Fixed in	Images
google.golang.org/grpcgolang	v0.0.0-20160317175043-d3ddb4469d5a, v0.0.0-20170216003643-d0c32ee6a441, v1.10.0, v1.14.0+115 more	1.83.1	2,752
grpcdeb	1.16.1-1ubuntu5, 1.51.1-4.1build5	no fix listed	4

OSV records: GHSA-vp52-pcj8-j9qc UBUNTU-CVE-2026-84304
Also known as: GO-2026-6348

Charts affected

2,305 by stars

Chart

Latest

Affected images

Radar Score

ygdrassil-monitoringygdrassil

0.4.0

2 of 10 See more

ygdrassil-monitoring ygdrassil 0.4.0

2 of the 10 container images this version deploys carry CVE-2026-84304.

Container image	Digest	Package	Fixed in
grafana/grafana :11.5.1	5781759b3d27	google.golang.org/grpc@v1.69.2	1.83.1
quay.io/prometheus/prometheus :v3.1.0	6559acbd5d77	google.golang.org/grpc@v1.69.0	1.83.1

Open the chart page →

9,526

matrixdb-operatorymatrix

0.13.0

1 of 2 See more

matrixdb-operator ymatrix 0.13.0

1 of the 2 container images this version deploys carry CVE-2026-84304.

Container image	Digest	Package	Fixed in
matrixdb/kubebuilder_kube-rbac-proxy :v0.12.0	ed3c7e6291e8	google.golang.org/grpc@v1.40.0	1.83.1

Open the chart page →

1,966

rawfile-csiymatrix

0.2.1

4 of 4 See more

rawfile-csi ymatrix 0.2.1

4 of the 4 container images this version deploys carry CVE-2026-84304.

Container image	Digest	Package	Fixed in
matrixdb/custom-external-provisioner :4622a07d7-20220424	7e9ffe249a51	google.golang.org/grpc@v1.40.0	1.83.1
matrixdb/rawfile-csi :v0.2.1	95b2e38e913d	google.golang.org/grpc@v1.45.0	1.83.1
matrixdb/sig-storage_csi-node-driver-registrar :v2.2.0	ba763bb01ddc	google.golang.org/grpc@v1.36.0	1.83.1
matrixdb/sig-storage_livenessprobe :v2.3.0	7ab06fe3d8a7	google.golang.org/grpc@v1.36.0	1.83.1

Open the chart page →

8,002

prometheus-monitoring-stackyotron-helm-charts

1.2.0

3 of 3 See more

prometheus-monitoring-stack yotron-helm-charts 1.2.0

3 of the 3 container images this version deploys carry CVE-2026-84304.

Container image	Digest	Package	Fixed in
grafana/grafana :latest	f772d434e8fa	google.golang.org/grpc@v1.81.1	1.83.1
quay.io/prometheus/alertmanager :latest	690c7b525f43	google.golang.org/grpc@v1.82.1	1.83.1
quay.io/prometheus/prometheus :latest	5ce7540c3c00	google.golang.org/grpc@v1.82.1	1.83.1

Open the chart page →

936

zahori-consulzahori

1.0.1

2 of 2 See more

zahori-consul zahori 1.0.1

2 of the 2 container images this version deploys carry CVE-2026-84304.

Container image	Digest	Package	Fixed in
hashicorp/consul :1.15.3	ddff34041c5c	google.golang.org/grpc@v1.49.0	1.83.1
hashicorp/consul-k8s-control-plane :1.1.2	62bed1bf8106	google.golang.org/grpc@v1.49.0	1.83.1

Open the chart page →

5,077

Container images carrying it

2,756 by charts deploying them

A fixed version is listed for 1 of the 2 affected packages.

Container image	Digest	Package	Fixed in	Used by
zachomedia/cert-manager-webhook-pdns :v2.5.5	4940e227a39b	google.golang.org/grpc@v1.75.1	1.83.1	1
gcr.io/cadvisor/cadvisor :v0.40.0	135327c978de	google.golang.org/grpc@v1.33.2	1.83.1	1
gcr.io/cadvisor/cadvisor :v0.47.2	e6c562b5e983	google.golang.org/grpc@v1.51.0	1.83.1	1
gcr.io/cadvisor/cadvisor :v0.52.1	f40e65878e25	google.golang.org/grpc@v1.67.0	1.83.1	1
gcr.io/cloudsql-docker/gce-proxy :1.17	a85176b8e7cc	google.golang.org/grpc@v1.28.1	1.83.1	1
gcr.io/cockroachlabs-helm-charts/cockroach-self-signer-cert :1.3	e225fe7eaa55	google.golang.org/grpc@v1.29.1	1.83.1	1
gcr.io/datadoghq/cluster-agent :7.61.0	6efe04ba4e06	google.golang.org/grpc@v1.67.1	1.83.1	1
gcr.io/datadoghq/csi-driver :1.4.0	86c713de81d9	google.golang.org/grpc@v1.83.0	1.83.1	1
gcr.io/etcd-development/etcd :v3.7.1	a9983dd6d928	google.golang.org/grpc@v1.82.1	1.83.1	1
gcr.io/gke-release/custom-metrics-stackdriver-adapter :v0.13.1-gke.0	6937c0a9b203	google.golang.org/grpc@v1.38.0	1.83.1	1
gcr.io/gloo-mesh/gloo-mesh :1.1.2	a4011eae6a0b	google.golang.org/grpc@v1.37.0	1.83.1	1
gcr.io/google-samples/microservices-demo/cartservice :v0.2.3	566733b4d2d5	google.golang.org/grpc@v1.34.0	1.83.1	1
gcr.io/google-samples/microservices-demo/checkoutservice :v0.2.3	0fad1066de77	google.golang.org/grpc@v1.22.0	1.83.1	1
gcr.io/google-samples/microservices-demo/currencyservice :v0.2.3	49d458a3650f	google.golang.org/grpc@v1.34.0	1.83.1	1
gcr.io/google-samples/microservices-demo/frontend :v0.2.3	ca5c0f0771c8	google.golang.org/grpc@v1.22.0	1.83.1	1
gcr.io/google-samples/microservices-demo/paymentservice :v0.2.3	6eb201217a8f	google.golang.org/grpc@v1.34.0	1.83.1	1
gcr.io/google-samples/microservices-demo/productcatalogservice :v0.2.3	5a4a0e54c6d0	google.golang.org/grpc@v1.22.0	1.83.1	1
gcr.io/google-samples/microservices-demo/recommendationservice :v0.2.3	5f60c4988859	google.golang.org/grpc@v1.34.0	1.83.1	1
gcr.io/google-samples/microservices-demo/shippingservice :v0.2.3	0cb1707fc503	google.golang.org/grpc@v1.22.0	1.83.1	1
gcr.io/istio-release/pilot :1.11.1	c552478f8f11	google.golang.org/grpc@v1.39.0	1.83.1	1
gcr.io/istio-release/proxyv2 :1.11.1	9538fabe49fd	google.golang.org/grpc@v1.39.0	1.83.1	1
gcr.io/istio-testing/install-cni :latest	ec6f9ea5757b	google.golang.org/grpc@v1.82.1	1.83.1	1
gcr.io/istio-testing/operator :latest	8d4576f7b98f	google.golang.org/grpc@v1.65.0	1.83.1	1
gcr.io/k8s-staging-multitenancy/hnc-manager :v1.1.0	8ab8229f6a89	google.golang.org/grpc@v1.40.0	1.83.1	1
gcr.io/kaniko-project/executor :latest	4e7a52dd1f14	google.golang.org/grpc@v1.72.1	1.83.1	1
gcr.io/kasten-images/prometheus :9.0.5	da2bf307c353	google.golang.org/grpc@v1.82.1	1.83.1	1
gcr.io/kasten-images/restorectl :8.0.14	5a0884f9a90c	google.golang.org/grpc@v1.76.0	1.83.1	1
gcr.io/knative-releases/knative.dev/eventing/cmd/broker/filter	d675f211a40f	google.golang.org/grpc@v1.67.1	1.83.1	1
gcr.io/knative-releases/knative.dev/eventing/cmd/broker/ingress	ec4b544499ba	google.golang.org/grpc@v1.67.1	1.83.1	1
gcr.io/knative-releases/knative.dev/eventing/cmd/mtchannel_broker	395f4ff1bd34	google.golang.org/grpc@v1.67.1	1.83.1	1
gcr.io/knative-releases/knative.dev/net-certmanager/cmd/webhook	873b968f02b5	google.golang.org/grpc@v1.28.1	1.83.1	1
gcr.io/knative-releases/knative.dev/net-istio/cmd/controller :v1.13.1	a5b041ba3c9e	google.golang.org/grpc@v1.60.1	1.83.1	1
gcr.io/knative-releases/knative.dev/net-istio/cmd/controller	e70bc675f977	google.golang.org/grpc@v1.67.1	1.83.1	1
gcr.io/knative-releases/knative.dev/net-istio/cmd/controller :v1.2.0	f253b82941c2	google.golang.org/grpc@v1.42.0	1.83.1	1
gcr.io/knative-releases/knative.dev/net-istio/cmd/webhook	7d76a6d42d13	google.golang.org/grpc@v1.67.1	1.83.1	1
gcr.io/knative-releases/knative.dev/net-istio/cmd/webhook :v1.2.0	a705c1ea8e9e	google.golang.org/grpc@v1.42.0	1.83.1	1
gcr.io/knative-releases/knative.dev/net-istio/cmd/webhook :v1.13.1	f066376eee17	google.golang.org/grpc@v1.60.1	1.83.1	1
gcr.io/knative-releases/knative.dev/net-kourier/cmd/kourier	15a601147ef4	google.golang.org/grpc@v1.71.1	1.83.1	1
gcr.io/knative-releases/knative.dev/net-kourier/cmd/kourier	197fbb71d1f1	google.golang.org/grpc@v1.42.0	1.83.1	1
gcr.io/knative-releases/knative.dev/operator/cmd/operator :v1.22.3	733f21dc06f9	google.golang.org/grpc@v1.80.0	1.83.1	1
gcr.io/knative-releases/knative.dev/operator/cmd/webhook :v1.22.3	66ae76179a80	google.golang.org/grpc@v1.80.0	1.83.1	1
gcr.io/knative-releases/knative.dev/operator/cmd/webhook	6c5c90cdf707	google.golang.org/grpc@v1.47.0	1.83.1	1
gcr.io/knative-releases/knative.dev/serving/cmd/activator	08315309da4b	google.golang.org/grpc@v1.44.0	1.83.1	1
gcr.io/knative-releases/knative.dev/serving/cmd/activator	1e3db4f2eeed	google.golang.org/grpc@v1.33.1	1.83.1	1
gcr.io/knative-releases/knative.dev/serving/cmd/activator :v1.13.1	21f8e11a44bf	google.golang.org/grpc@v1.60.1	1.83.1	1
gcr.io/knative-releases/knative.dev/serving/cmd/activator :v1.2.5	93ff6e693577	google.golang.org/grpc@v1.44.0	1.83.1	1
gcr.io/knative-releases/knative.dev/serving/cmd/activator	a5de0fb75046	google.golang.org/grpc@v1.28.0	1.83.1	1
gcr.io/knative-releases/knative.dev/serving/cmd/activator :v1.10.2	c2994c2b6c2c	google.golang.org/grpc@v1.48.0	1.83.1	1
gcr.io/knative-releases/knative.dev/serving/cmd/autoscaler :v1.2.5	007820fdb75b	google.golang.org/grpc@v1.44.0	1.83.1	1
gcr.io/knative-releases/knative.dev/serving/cmd/autoscaler	105bdd14ecaa	google.golang.org/grpc@v1.44.0	1.83.1	1