CVE-2026-56862

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

Limit handshake messages we are willing to accept post-handshake in crypto/tls

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-2026-56862 GO-2026-6090
Also known as: BIT-golang-2026-56862

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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-2026-56862.

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
ghcr.io/kamu-data/kamu-api-server :0.90.0	e61435d44913	stdlib@go1.15.2	1.25.13	1
ghcr.io/kanisterio/controller :0.118.0	d22616a5998b	stdlib@go1.25.6	1.25.13	1
ghcr.io/karakeep-app/karakeep :0.27.1	abd7d6b11b1b	stdlib@go1.23.10	1.25.13	1
ghcr.io/karakeep-app/karakeep :0.33.2	b069e4307dec	stdlib@go1.20.7	1.25.13	1
ghcr.io/karakeep-app/karakeep :0.26.0	f575a34ed3f8	stdlib@go1.23.10	1.25.13	1
ghcr.io/karlderkaefer/argocd-ecr-updater :1.4.6	ed5d4b74792c	stdlib@go1.26.5	1.25.13	1
ghcr.io/kcp-dev/kcp-operator :v0.9.0	cd8bf46d98e0	stdlib@go1.26.4	1.25.13	1
ghcr.io/kedacore/keda :2.16.0	02348a19aeae	stdlib@go1.23.3	1.25.13	1
ghcr.io/kedacore/keda :2.17.0	112fc427d933	stdlib@go1.23.8	1.25.13	1
ghcr.io/kedacore/keda :2.17.2	72dc058e478d	stdlib@go1.23.8	1.25.13	1
ghcr.io/kedacore/keda :2.20.2	fe74c7b88495	stdlib@go1.26.2	1.25.13	1
ghcr.io/kedacore/keda-admission-webhooks :2.20.2	41f74102aba7	stdlib@go1.26.2	1.25.13	1
ghcr.io/kedacore/keda-admission-webhooks :2.17.0	a87c42275757	stdlib@go1.23.8	1.25.13	1
ghcr.io/kedacore/keda-admission-webhooks :2.17.2	c8227c6edb4d	stdlib@go1.23.8	1.25.13	1
ghcr.io/kedacore/keda-metrics-apiserver :2.17.0	167fd532bd43	stdlib@go1.23.8	1.25.13	1
ghcr.io/kedacore/keda-metrics-apiserver :2.20.2	27286536a8a7	stdlib@go1.26.2	1.25.13	1
ghcr.io/kedacore/keda-metrics-apiserver :2.16.0	73a2ebae4413	stdlib@go1.23.3	1.25.13	1
ghcr.io/kedacore/keda-metrics-apiserver :2.17.2	f312f50ddc57	stdlib@go1.23.8	1.25.13	1
ghcr.io/kedify/otel-add-on :v0.1.4	a6f2155bd822	stdlib@go1.24.3	1.25.13	1
ghcr.io/keel-hq/keel :0.22.3	315e188a07c2	stdlib@go1.26.5	1.25.13	1
ghcr.io/keiailab/mongodb-operator :v1.16.9	cf6d86e057bb	stdlib@go1.26.5	1.25.13	1
ghcr.io/keiailab/nodevitals :0.8.5	97107e46f0d3	stdlib@go1.26.5	1.25.13	1
ghcr.io/keiailab/valkey-operator :1.5.2	49b5aef82877	stdlib@go1.26.5	1.25.13	1
ghcr.io/keptn/certificate-operator :v1.1.0	8fdd311a6d33	stdlib@go1.20.4	1.25.13	1
ghcr.io/keptn/lifecycle-operator :v0.8.2	487bfc37c4b4	stdlib@go1.20.4	1.25.13	1
ghcr.io/keptn/metrics-operator :v0.8.2	acf22310e9dd	stdlib@go1.20.4	1.25.13	1
ghcr.io/keptn/scheduler :v0.8.2	0f7d277bb2b2	stdlib@go1.20.4	1.25.13	1
ghcr.io/kgma74/dockyard :0.4.0	b40439329191	stdlib@go1.26.5	1.25.13	1
ghcr.io/kiaedev/kiae :latest	ebd03028ff6a	stdlib@go1.18.9	1.25.13	1
ghcr.io/kikplate/kikplate-api :main	2fbce0601a3c	stdlib@go1.25.11	1.25.13	1
ghcr.io/kkb0318/irsa-manager :0.3.2	96d600ae97b4	stdlib@go1.22.7	1.25.13	1
ghcr.io/kkb0318/kom :0.3.0	4e77eff2d906	stdlib@go1.24.4	1.25.13	1
ghcr.io/kluster-manager/cluster-gateway :v1.12.1	58bed8d1e7fc	stdlib@go1.25.11	1.25.13	1
ghcr.io/kluster-manager/cluster-gateway-manager :v1.12.1	f22cae0e6cf3	stdlib@go1.25.11	1.25.13	1
ghcr.io/kluster-manager/cluster-proxy :latest	27a5c64b7ea8	stdlib@go1.21.8	1.25.13	1
ghcr.io/kluster-manager/cluster-proxy :v0.10.1	a7fce69e171c	stdlib@go1.25.11	1.25.13	1
ghcr.io/kluster-manager/fluxcd-addon :v0.0.10	3475404bef5c	stdlib@go1.25.6	1.25.13	1
ghcr.io/kluster-manager/fluxcd-addon :v0.0.2	3acba3df8827	stdlib@go1.22.3	1.25.13	1
ghcr.io/kluster-manager/managed-serviceaccount :latest	365183f83ac9	stdlib@go1.22.0	1.25.13	1
ghcr.io/kluster-manager/managed-serviceaccount :v0.10.0	fc256885915b	stdlib@go1.25.8	1.25.13	1
ghcr.io/kluster-manager/multicluster-controlplane :latest	6de40f528be9	stdlib@go1.21.8	1.25.13	1
ghcr.io/kluster-manager/registration-operator :v1.2.0	0cbced8e6240	stdlib@go1.25.7	1.25.13	1
ghcr.io/kokuwaio/gcloud-mysql :v3.2.19	63098135c550	stdlib@go1.26.1	1.25.13	1
ghcr.io/kokuwaio/pingdom-exporter :v0.5.7	3e52df096943	stdlib@go1.26.5	1.25.13	1
ghcr.io/kore3lab/kore-board.backend :v0.5.5	455f6e7a26fd	stdlib@go1.19.4	1.25.13	1
ghcr.io/kore3lab/kore-board.metrics-scraper :v0.5.5	47f88b18fb7c	stdlib@go1.19.4	1.25.13	1
ghcr.io/kore3lab/kore-board.terminal :v0.5.5	f52e66eff50b	stdlib@go1.18.9	1.25.13	1
ghcr.io/krateoplatformops/aggregation-layer-example :0.1.0	6a0ed8196346	stdlib@go1.19.5	1.25.13	1
ghcr.io/krateoplatformops/authn :0.23.0	791c8f9d885a	stdlib@go1.24.2	1.25.13	1
ghcr.io/krateoplatformops/azure-pricing-rest-dynamic-controller-plugin :0.1.0	68bd2c3fbf57	stdlib@go1.23.6	1.25.13	1