CVE-2026-56853

High

Advisory

Published 13 Aug 2026In the index since 5 Sept 2026

Severity: High; worst across findings
CVSS: 7.5; base score, highest
EPSS: 0.006; 46th percentile
CISA KEV: Not listed; no confirmed exploitation
Charts affected: 4,620; of 17,832 indexed, latest versions
Container images: 5,329; deployed by those charts
Fix available: 1 of 2; affected packages

Apply ReadHeaderTimeout when doing unencrypted HTTP/2 check in net/http

Carried by container images the latest versions of 4,620 of 17,832 indexed charts deploy, on 5,329 images.

Affected package	Affected versions	Fixed in	Images
golang-1.19deb	1.19.8-2	no fix listed	1
stdlibgolang	go1.13, go1.13.1, go1.13.3, go1.13.4+193 more	1.25.13	5,329

OSV records: DEBIAN-CVE-2026-56853 GO-2026-6089
Also known as: BIT-golang-2026-56853

Charts affected

4,620 by stars

Chart

Latest

Affected images

Radar Score

nfs-subdir-external-provisionerxxl-job-admin

4.0.18

1 of 1 See more

nfs-subdir-external-provisioner xxl-job-admin 4.0.18

1 of the 1 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
registry.k8s.io/sig-storage/nfs-subdir-external-provisioner :v4.0.2	63d5e04551ec	stdlib@go1.15	1.25.13

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2,746

nightingalexxl-job-admin

0.2.11

3 of 6 See more

nightingale xxl-job-admin 0.2.11

3 of the 6 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
flashcatcloud/nightingale :8.0.0-beta.11	ea1b0aaabe09	stdlib@go1.23.9	1.25.13
library/mysql :5.7	4bc6bc963e6d	stdlib@go1.18.2	1.25.13
quay.io/prometheus/prometheus :v2.54.1	f6639335d34a	stdlib@go1.22.6	1.25.13

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9,769

redisxxl-job-admin

24.1.3

1 of 1 See more

redis xxl-job-admin 24.1.3

1 of the 1 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
ghcr.io/dellnoantechnp/bitnami/redis :8.4.0	29064423c369	stdlib@go1.25.6	1.25.13

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314

pgbounceryasn77-pgbouncer

0.0.8

1 of 1 See more

pgbouncer yasn77-pgbouncer 0.0.8

1 of the 1 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
ghcr.io/yasn77/pgbouncer :v0.0.6	cc8c13550e44	stdlib@go1.18.6	1.25.13

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1,153

ygdrassil-monitoringygdrassil

0.4.0

7 of 10 See more

ygdrassil-monitoring ygdrassil 0.4.0

7 of the 10 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
grafana/grafana :11.5.1	5781759b3d27	stdlib@go1.23.5	1.25.13
prom/alertmanager :v0.28.0	d5155cfac40a	stdlib@go1.23.4	1.25.13
quay.io/prometheus-operator/prometheus-config-reloader :v0.79.2	193280a33bc1	stdlib@go1.23.4	1.25.13
quay.io/prometheus/node-exporter :v1.8.2	4032c6d5bfd7	stdlib@go1.22.5	1.25.13
quay.io/prometheus/prometheus :v3.1.0	6559acbd5d77	stdlib@go1.23.4	1.25.13
quay.io/prometheus/pushgateway :v1.11.0	99392035ae99	stdlib@go1.23.4	1.25.13
registry.k8s.io/kube-state-metrics/kube-state-metrics :v2.14.0	37d841299325	stdlib@go1.23.3	1.25.13

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9,530

prometheusalertygqygq2

1.0.0

1 of 1 See more

prometheusalert ygqygq2 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
feiyu563/prometheus-alert :v4.9.1	224cfa68cbd9	stdlib@go1.20.6	1.25.13

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1,611

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-2026-56853.

Container image	Digest	Package	Fixed in
matrixdb/kubebuilder_kube-rbac-proxy :v0.12.0	ed3c7e6291e8	stdlib@go1.18.1	1.25.13

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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-2026-56853.

Container image	Digest	Package	Fixed in
matrixdb/custom-external-provisioner :4622a07d7-20220424	7e9ffe249a51	stdlib@go1.17.8	1.25.13
matrixdb/rawfile-csi :v0.2.1	95b2e38e913d	stdlib@go1.17.9	1.25.13
matrixdb/sig-storage_csi-node-driver-registrar :v2.2.0	ba763bb01ddc	stdlib@go1.16	1.25.13
matrixdb/sig-storage_livenessprobe :v2.3.0	7ab06fe3d8a7	stdlib@go1.16	1.25.13

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8,003

nginx-vts-exporterymrs

0.1.2

1 of 1 See more

nginx-vts-exporter ymrs 0.1.2

1 of the 1 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
sophos/nginx-vts-exporter :latest	f1073556b29b	stdlib@go1.13.6	1.25.13

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1,337

version-checkerymrs

0.2.3

1 of 1 See more

version-checker ymrs 0.2.3

1 of the 1 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
quay.io/jetstack/version-checker :v0.2.1	5f6f8ba0b671	stdlib@go1.15.2	1.25.13

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3,025

prometheus-monitoring-stackyotron-helm-charts

1.2.0

1 of 3 See more

prometheus-monitoring-stack yotron-helm-charts 1.2.0

1 of the 3 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
grafana/grafana :latest	f772d434e8fa	stdlib@go1.26.5	1.25.13

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936

ical-filter-proxyyungwood

0.3.1

1 of 1 See more

ical-filter-proxy yungwood 0.3.1

1 of the 1 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
yungwood/ical-filter-proxy :0.3.1	ddc3f30ab05f	stdlib@go1.26.5	1.25.13

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synergy-wholesale-exporteryungwood

0.1.1

1 of 1 See more

synergy-wholesale-exporter yungwood 0.1.1

1 of the 1 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
yungwood/synergy-wholesale-exporter :0.1.1	054dce85989b	stdlib@go1.26.5	1.25.13

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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-2026-56853.

Container image	Digest	Package	Fixed in
hashicorp/consul :1.15.3	ddff34041c5c	stdlib@go1.20.4	1.25.13
hashicorp/consul-k8s-control-plane :1.1.2	62bed1bf8106	stdlib@go1.20.4	1.25.13

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5,077

zahori-moonzahori

1.0.1

3 of 3 See more

zahori-moon zahori 1.0.1

3 of the 3 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
quay.io/aerokube/moon :2.5.1	a8837b00ba1c	stdlib@go1.20.4	1.25.13
quay.io/aerokube/moon-conf :2.5.1	9ca307b30080	stdlib@go1.20.4	1.25.13
quay.io/aerokube/moon-ui :2.0.5	89990b146824	stdlib@go1.20.5	1.25.13

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2,908

zahori-schedulerzahori

1.0.1

1 of 1 See more

zahori-scheduler zahori 1.0.1

1 of the 1 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
zahoriaut/zahori-scheduler :1.0.0	47d0979b1184	stdlib@go1.20.5	1.25.13

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2,482

posthogzeet

0.23.2

2 of 9 See more

posthog zeet 0.23.2

2 of the 9 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
altinity/clickhouse-operator :0.19.0	7a85f522c5bc	stdlib@go1.17.13	1.25.13
altinity/metrics-exporter :latest	8940ecadae65	stdlib@go1.26.5	1.25.13

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3,702

endlessh-gozekker6

0.4.0

1 of 1 See more

endlessh-go zekker6 0.4.0

1 of the 1 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
ghcr.io/shizunge/endlessh-go :2026.0730.0	8826dad32623	stdlib@go1.26.5	1.25.13

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489

zookeeper-exporterzookeeper-exporter

0.1.0

1 of 1 See more

zookeeper-exporter zookeeper-exporter 0.1.0

1 of the 1 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
dabealu/zookeeper-exporter :latest	86106fec315f	stdlib@go1.14.15	1.25.13

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1,249

zoo-project-druzoo-project

0.10.4

2 of 6 See more

zoo-project-dru zoo-project 0.10.4

2 of the 6 container images this version deploys carry CVE-2026-56853.

Container image	Digest	Package	Fixed in
library/postgres :18.4-alpine3.24	9a8afca54e78	stdlib@go1.24.6	1.25.13
zooproject/zoo-project :dru-19f3c4eed7c9ec9d1f0375bbe59f9d204a42bd3a	9a507cb7e2dd	stdlib@go1.26.5	1.25.13

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8,105

Container images carrying it

5,329 by charts deploying them

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

Container image	Digest	Package	Fixed in	Used by
mcr.microsoft.com/oss/v2/kubernetes-csi/azurefile-csi :v1.35.7	c3c80b940df6	stdlib@go1.25.11	1.25.13	1
mcr.microsoft.com/oss/v2/kubernetes-csi/blob-csi :v1.27.9	f99f5f7ae5fb	stdlib@go1.26.4	1.25.13	1
mcr.microsoft.com/oss/v2/kubernetes-csi/csi-node-driver-registrar :v2.14.0	6cb172e3de7e	stdlib@go1.26.5	1.25.13	1
mcr.microsoft.com/oss/v2/kubernetes-csi/csi-provisioner :v5.2.0	afdfa3da79df	stdlib@go1.25.5	1.25.13	1
mcr.microsoft.com/oss/v2/kubernetes-csi/csi-resizer :v1.13.2	fa8eba9843ff	stdlib@go1.25.7	1.25.13	1
mcr.microsoft.com/oss/v2/kubernetes-csi/livenessprobe :v2.15.0	59b9d0348428	stdlib@go1.25.7	1.25.13	1
mcr.microsoft.com/oss/v2/kubernetes-csi/secrets-store/driver :v1.5.6	5f91243cfd60	stdlib@go1.26.3	1.25.13	1
mcr.microsoft.com/oss/v2/kubernetes-csi/secrets-store/driver-crds :v1.5.6	cb0112636dc4	stdlib@go1.26.3	1.25.13	1
mcr.microsoft.com/oss/v2/nvidia/k8s-device-plugin :v0.18.2-12	5a4e52c87bb9	stdlib@go1.26.5	1.25.13	1
public.ecr.aws/aktosecurity/akto-agent-guard-service :latest	5c6ff17c5849	stdlib@go1.25.5	1.25.13	1
public.ecr.aws/aktosecurity/akto-api-security-mini-runtime :latest	5d55a742a2bc	stdlib@go1.26.5	1.25.13	1
public.ecr.aws/aktosecurity/akto-api-security-mini-testing :1.72.6_local	43316f900242	stdlib@go1.26.5	1.25.13	1
public.ecr.aws/aktosecurity/akto-api-security-mini-testing :1.74.4_local	5bda14f66e8e	stdlib@go1.26.5	1.25.13	1
public.ecr.aws/aktosecurity/akto-threat-detection :1.16.2	a47eb6cc17ea	stdlib@go1.26.5	1.25.13	1
public.ecr.aws/aktosecurity/confluentinc-cp-kafka :8.1.0-1-ubi9	9026dbbf280d	stdlib@go1.24.6	1.25.13	1
public.ecr.aws/aktosecurity/keelhq-keel :akto_v1.0.0	1eb61443d68e	stdlib@go1.23.4	1.25.13	1
public.ecr.aws/aktosecurity/mirror-api-logging :k8s_ebpf_core_imp	d94ce715f051	stdlib@go1.25.9	1.25.13	1
public.ecr.aws/aws-containers/retail-store-sample-catalog :1.3.0	b654b266fa32	stdlib@go1.24.6	1.25.13	1
public.ecr.aws/aws-ec2/amazon-ec2-metadata-mock :v1.11.2	dd02d3569da0	stdlib@go1.17.13	1.25.13	1
public.ecr.aws/aws-ec2/aws-node-termination-handler :v1.19.0	844478ebd5b8	stdlib@go1.19.5	1.25.13	1
public.ecr.aws/aws-ec2/aws-node-termination-handler :v1.25.6	9ad31fb4e5be	stdlib@go1.25.8	1.25.13	1
public.ecr.aws/aws-ec2/aws-node-termination-handler-2/controller :v2.0.0-beta	9637c80dd23f	stdlib@go1.19.3	1.25.13	1
public.ecr.aws/aws-ec2/aws-node-termination-handler-2/webhook :v2.0.0-beta	86b0f7243250	stdlib@go1.19.3	1.25.13	1
public.ecr.aws/aws-observability/aws-for-fluent-bit :3.2.1	a480a1241720	stdlib@go1.25.6	1.25.13	1
public.ecr.aws/aws-observability/aws-otel-collector :v0.43.3	8aa9ea5f67b8	stdlib@go1.24.3	1.25.13	1
public.ecr.aws/aws-observability/aws-sigv4-proxy-admission-controller :1.0	67b89ae52240	stdlib@go1.15.3	1.25.13	1
public.ecr.aws/aws-secrets-manager/secrets-store-csi-driver-provider-aws :1.0.r2-2021.08.13.20.34-linux-amd64	02aed3370fce	stdlib@go1.15.12	1.25.13	1
public.ecr.aws/aws-secrets-manager/secrets-store-csi-driver-provider-aws :1.0.r2-35-g41dc61e-2022.12.16.20.38	363bd65cd707	stdlib@go1.18.8	1.25.13	1
public.ecr.aws/aws-secrets-manager/secrets-store-csi-driver-provider-aws :1.0.r1-10-g1942553-2021.06.04.00.07-linux-amd64	b32c99e7bc45	stdlib@go1.15.8	1.25.13	1
public.ecr.aws/boundless-software/switchblade :release-v0.0.19-lcm	01d8413d5075	stdlib@go1.23.9	1.25.13	1
public.ecr.aws/buildkite/agent-metrics :v5.11.0	16e7f5c7161e	stdlib@go1.25.1	1.25.13	1
public.ecr.aws/cloudnatix/llmariner/cluster-monitor-agent :0.10.2	6769c2275a43	stdlib@go1.23.11	1.25.13	1
public.ecr.aws/cloudnatix/llmariner/database-creator :1.19.1	62375abc3c56	stdlib@go1.23.12	1.25.13	1
public.ecr.aws/cloudnatix/llmariner/database-creator :1.17.0	97065ced2942	stdlib@go1.23.11	1.25.13	1
public.ecr.aws/cloudnatix/llmariner/inference-manager-server :1.46.0	0bbb5f5ddf71	stdlib@go1.25.9	1.25.13	1
public.ecr.aws/cloudnatix/llmariner/inference-manager-server :1.45.0	90b890f800ab	stdlib@go1.23.12	1.25.13	1
public.ecr.aws/cloudnatix/llmariner/job-manager-syncer :1.27.0	86957bbeeff5	stdlib@go1.23.12	1.25.13	1
public.ecr.aws/cloudnatix/llmariner/session-manager-agent :1.9.0	b9f23db99051	stdlib@go1.23.11	1.25.13	1
public.ecr.aws/cloudnatix/llmariner/session-manager-server :0.1.0-gfu-dev	b9537499ff9e	stdlib@go1.23.7	1.25.13	1
public.ecr.aws/cloudnatix/llmariner/session-manager-server :1.9.0	f24ecd37fbaa	stdlib@go1.23.11	1.25.13	1
public.ecr.aws/cloudnatix/llmariner/vector-store-manager-server :1.7.0	f1f6b884b325	stdlib@go1.23.11	1.25.13	1
public.ecr.aws/cloudpilotai/gcp/karpenter :v0.6.1	01946ed4e599	stdlib@go1.26.5	1.25.13	1
public.ecr.aws/csi-components/csi-node-driver-registrar :v2.16.0-eksbuild.3	592d7034d6c7	stdlib@go1.26.1	1.25.13	1
public.ecr.aws/csi-components/livenessprobe :v2.18.0-eksbuild.3	8e307f4e5820	stdlib@go1.26.1	1.25.13	1
public.ecr.aws/datadog/agent :7.73.0	f4925b15ce94	stdlib@go1.24.9	1.25.13	1
public.ecr.aws/datadog/cloudprem :v0.1.33	bda08753668d	stdlib@go1.25.12	1.25.13	1
public.ecr.aws/decisiveai/mdai-s3-logs-reader :0.0.8	d1e35167eec5	stdlib@go1.24.10	1.25.13	1
public.ecr.aws/diagrid-dev/diagrid-dashboard :latest	f1348a65664a	stdlib@go1.26.4	1.25.13	1
public.ecr.aws/docker/library/caddy :2.6.3	87cbd356af2e	stdlib@go1.20	1.25.13	1
public.ecr.aws/dynatrace/dynatrace-operator :v1.10.2	52281db48c93	stdlib@go1.26.5	1.25.13	1