CVE-2026-56859

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: 4,667; of 17,837 indexed, latest versions
Container images: 5,368; deployed by those charts
Fix available: 1 of 2; affected packages

Add recursion depth guard during decode in encoding/xml

Carried by container images the latest versions of 4,667 of 17,837 indexed charts deploy, on 5,368 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	5,368

OSV records: DEBIAN-CVE-2026-56859 GO-2026-6088
Also known as: BIT-golang-2026-56859

Charts affected

4,667 by stars

Chart

Latest

Affected images

Radar Score

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-2026-56859.

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-2026-56859.

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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9,550

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-2026-56859.

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-2026-56859.

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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1,967

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-2026-56859.

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-2026-56859.

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-2026-56859.

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-2026-56859.

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-2026-56859.

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-2026-56859.

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-2026-56859.

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-2026-56859.

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-2026-56859.

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

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2,496

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-2026-56859.

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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3,717

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-2026-56859.

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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503

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-2026-56859.

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-2026-56859.

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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8,162

Container images carrying it

5,368 by charts deploying them

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

Container image	Digest	Package	Fixed in	Used by
public.ecr.aws/groundcovercom/temporalio/admin-tools :1.29.7-20260730-1	af8cea3b8538	stdlib@go1.26.5	1.25.13	1
public.ecr.aws/groundcovercom/temporalio/server :1.29.6-mini-20260702-1	70f191d0a80e	stdlib@go1.26.3	1.25.13	1
public.ecr.aws/j1r0q0g6/notebooks/notebook-controller :v1.4	cac3ed9a9826	stdlib@go1.15.15	1.25.13	1
public.ecr.aws/j1r0q0g6/training/training-operator :760ac1171dd30039a7363ffa03c77454bd714da5	ae59d222fd87	stdlib@go1.14.9	1.25.13	1
public.ecr.aws/jtekt-corporation/api-key-manager-api :v0.1.1	75a48d987e0f	stdlib@go1.20.7	1.25.13	1
public.ecr.aws/k2x0t8t6/kubeadapt/app/kubeadapt-k8s-agent :v3.0.1	d75b6da94913	stdlib@go1.26.2	1.25.13	1
public.ecr.aws/k2x0t8t6/kubeadapt/app/kubeadapt-k8s-pulse :v3.0.1	dc5a516c2333	stdlib@go1.25.9	1.25.13	1
public.ecr.aws/k4y9r6y5/kratos :v25.4.0	e8014c6c58b6	stdlib@go1.25.2	1.25.13	1
public.ecr.aws/karpenter/controller :1.9.0	30a506c64fbb	stdlib@go1.25.7	1.25.13	1
public.ecr.aws/karpenter/controller :v0.19.3	f0e5ab60b2df	stdlib@go1.19.3	1.25.13	1
public.ecr.aws/karpenter/controller :1.1.1	fe383abf1dbc	stdlib@go1.23.2	1.25.13	1
public.ecr.aws/kyos/evicted-pod-reaper :1.0.0	b9d047442ce2	stdlib@go1.24.6	1.25.13	1
public.ecr.aws/lumigo/lumigo-kubernetes-operator :69	491c39346b19	stdlib@go1.23.12	1.25.13	1
public.ecr.aws/lumigo/lumigo-kubernetes-rbac-proxy :69	6c2f0585cd6c	stdlib@go1.22.12	1.25.13	1
public.ecr.aws/lumigo/lumigo-kubernetes-telemetry-proxy :69	1d548e59c2c8	stdlib@go1.24.5	1.25.13	1
public.ecr.aws/lumigo/lumigo-kubernetes-watchdog :69	6458fcd61e0c	stdlib@go1.23.12	1.25.13	1
public.ecr.aws/n8h5y2v5/rad-security/rad-bootstrapper :v1.1.11	5ca2d500d374	stdlib@go1.23.4	1.25.13	1
public.ecr.aws/n8h5y2v5/rad-security/rad-guard :v1.1.17	a94d2d4aae85	stdlib@go1.23.4	1.25.13	1
public.ecr.aws/n8h5y2v5/rad-security/rad-sbom :v1.1.34	e97e0e7a2088	stdlib@go1.23.4	1.25.13	1
public.ecr.aws/n8h5y2v5/rad-security/rad-sync :v1.1.15	14f3dfbc0225	stdlib@go1.23.4	1.25.13	1
public.ecr.aws/n8h5y2v5/rad-security/rad-watch :v1.1.25	b9a7d6bc2a0c	stdlib@go1.23.4	1.25.13	1
public.ecr.aws/neuron/neuron-device-plugin :2.23.30.0	75a6d5ce3bd3	stdlib@go1.20.4	1.25.13	1
public.ecr.aws/neuron/neuron-scheduler :2.23.30.0	4cd274463e6b	stdlib@go1.20.4	1.25.13	1
public.ecr.aws/opslevel/kubectl-opslevel :v2024.9.5	71697b5ff713	stdlib@go1.22.6	1.25.13	1
public.ecr.aws/optimizely/webhook-broker :v0.2.3	cfc92cc2de65	stdlib@go1.23.0	1.25.13	1
public.ecr.aws/outerbounds/metaflow_metadata_service :v2.4.13	f7567ce3419d	stdlib@go1.20.2	1.25.13	1
public.ecr.aws/perfectscale-io/kube-state-metrics :4.1.14-redhat	849e235e2d3e	stdlib@go1.20.12	1.25.13	1
public.ecr.aws/perfectscale-io/psc-exporter :v1.0.45-redhat	9083e60c38bc	stdlib@go1.22.7	1.25.13	1
public.ecr.aws/r3m4q3r9/pleco :0.24.0	651739583336	stdlib@go1.21.6	1.25.13	1
public.ecr.aws/spotinst/spot-network-client :1.0.14	86380a01587d	stdlib@go1.24.13	1.25.13	1
public.ecr.aws/spotinst/spot-network-client :1.0.0-8-lb_endpoint-d0ec127	efcecf98b912	stdlib@go1.16.5	1.25.13	1
public.ecr.aws/sumologic/tailing-sidecar-operator :0.111.0	920b8f901aef	stdlib@go1.24.5	1.25.13	1
public.ecr.aws/supportpal/helpdesk-monolithic :4.0.4	573779e57fae	stdlib@go1.18.1	1.25.13	1
public.ecr.aws/t0u0d5o5/ecr_authenticator :latest	077e4e57e41c	stdlib@go1.21.5	1.25.13	1
public.ecr.aws/truefoundrycloud/eks/eks-node-monitoring-agent :v1.5.1-eksbuild.1	988c8e1a273a	stdlib@go1.25.6	1.25.13	1
public.ecr.aws/v0r6c2e2/minio :latest	08c90bd040bf	stdlib@go1.23.5	1.25.13	1
public.ecr.aws/v0r6c2e2/trino :latest	c265156b00d1	stdlib@go1.23.0	1.25.13	1
public.ecr.aws/xray/aws-xray-daemon :3.6.2	43d051eed000	stdlib@go1.25.7	1.25.13	1
quay.io/aerokube/boot :1.0.1	3c269612053f	stdlib@go1.22.2	1.25.13	1
quay.io/aerokube/browser-ops :2.6.7	807c1bb67086	stdlib@go1.22.2	1.25.13	1
quay.io/aerokube/keygen :1.0.1	578934444f04	stdlib@go1.20.5	1.25.13	1
quay.io/aerokube/moon :2.5.1	a8837b00ba1c	stdlib@go1.20.4	1.25.13	1
quay.io/aerokube/moon :2.8.1	e618a3ed6436	stdlib@go1.26.1	1.25.13	1
quay.io/aerokube/moon-conf :2.8.1	1ef2b53c98fd	stdlib@go1.26.1	1.25.13	1
quay.io/aerokube/moon-conf :2.5.1	9ca307b30080	stdlib@go1.20.4	1.25.13	1
quay.io/aerokube/moon-ui :2.8.1	56425d4f8b9c	stdlib@go1.26.1	1.25.13	1
quay.io/aerokube/moon-ui :2.0.5	89990b146824	stdlib@go1.20.5	1.25.13	1
quay.io/aerokube/reloader :1.0.1	e4a3661416a5	stdlib@go1.22.2	1.25.13	1
quay.io/ansible/awx-operator :2.19.1	7302e0c8e5a7	stdlib@go1.20.12	1.25.13	1
quay.io/argoproj/argocd :v3.5.1	0deb1a1c9176	stdlib@go1.26.4	1.25.13	1