StackRadar

CVE-2026-39820

High

Advisory

Published 7 May 2026In the index since 5 Sept 2026
Severity
High
worst across findings
CVSS
7.5
base score, highest
EPSS
0.008
55th percentile
CISA KEV
Not listed
no confirmed exploitation
Charts affected
4,218
of 17,988 indexed, latest versions
Container images
4,748
deployed by those charts
Fix available
1 of 2
affected packages

Quadratic string concatentation in consumeComment in net/mail

Carried by container images the latest versions of 4,218 of 17,988 indexed charts deploy, on 4,748 images.

Affected packageAffected versionsFixed inImages
stdlibgolanggo1.13, go1.13.1, go1.13.3, go1.13.4+183 more1.25.104,748
golang-1.19deb1.19.8-2no fix listed1
OSV records
DEBIAN-CVE-2026-39820GO-2026-4986
Also known as
BIT-golang-2026-39820

Charts affected

4,218 by stars
ChartLatestAffected imagesRadar Score
infrahub-enterpriseinfrahub-enterpriseVerified publisher4.21.21 of 5See more

infrahub-enterprise infrahub-enterprise 4.21.2

1 of the 5 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
bitnamilegacy/redis:8.2.1-debian-12-r025bf63f3caf7
stdlib@go1.25.0
1.25.10

Open the chart page →

12,305
inlets-operatorinlets0.17.201 of 1See more

inlets-operator inlets 0.17.20

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
ghcr.io/inlets/inlets-operator:0.17.2208265c006973
stdlib@go1.26.2
1.25.10

Open the chart page →

684
coreinstill-aiOfficialVerified publisher0.1.7511 of 15See more

core instill-ai 0.1.75

11 of the 15 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
groundnuty/k8s-wait-for:v2.0c14d7271e401
stdlib@go1.19.3
1.25.10
instill/api-gateway:9bfdc88b53eaa51c523
stdlib@go1.25.6
1.25.10
instill/artifact-backend:b28766ac4a393e601ed
stdlib@go1.25.6
1.25.10
instill/console:0.68.54cd70e2df5c6
stdlib@go1.23.10
1.25.10
instill/mgmt-backend:d0933d4ebe12f77a3f9
stdlib@go1.25.6
1.25.10
instill/model-backend:611f0f2e980125e5ba5
stdlib@go1.25.6
1.25.10
library/influxdb:2.3.0-alpined7f5dd5f70e2
stdlib@go1.18.3
1.25.10
library/postgres:15-alpinea46e076249ce
stdlib@go1.24.6
1.25.10
library/registry:2.8.3a3d8aaa63ed8
stdlib@go1.20.8
1.25.10
openfga/openfga:v1.9.25e94966c11df
stdlib@go1.24.5
1.25.10
temporalio/admin-tools:1.28cfde8170c92f
stdlib@go1.25.8
1.25.10

Open the chart page →

36,868
intel-gpu-resource-driverintelVerified publisher0.7.01 of 1See more

intel-gpu-resource-driver intel 0.7.0

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
intel/intel-gpu-resource-driver:v0.7.0e158711e32ce
stdlib@go1.23.4
1.25.10

Open the chart page →

887
jenkins-operatorjenkins0.8.11 of 1See more

jenkins-operator jenkins 0.8.1

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
quay.io/jenkins-kubernetes-operator/operator:v0.8.171cb50263c3b
stdlib@go1.15.6
1.25.10

Open the chart page →

3,231
calibre-webk8s-home-lab-repo9.1.11 of 1See more

calibre-web k8s-home-lab-repo 9.1.1

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
ghcr.io/linuxserver/calibre-web:0.6.267c0464228f2f
stdlib@go1.17.8
1.25.10

Open the chart page →

6,097
home-assistantk8s-home-lab-repo16.3.11 of 1See more

home-assistant k8s-home-lab-repo 16.3.1

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
ghcr.io/home-operations/home-assistant:2026.3.1067e54e2e107
stdlib@go1.25.6
1.25.10

Open the chart page →

5,560
wireguardk8s-home-lab-repo1.6.01 of 1See more

wireguard k8s-home-lab-repo 1.6.0

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
ghcr.io/k8s-home-lab/wireguard:v1.0.20210914779858b5e11d
stdlib@go1.18.5
1.25.10

Open the chart page →

8,338
k8s-sftp-gcsk8s-sftp-gcsVerified publisher0.1.41 of 1See more

k8s-sftp-gcs k8s-sftp-gcs 0.1.4

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
danuk/k8s-sftp-gcs:latestdd0e6585c44f
stdlib@go1.18.4
1.25.10

Open the chart page →

2,488
k8statusk8statusOfficialVerified publisher0.17.01 of 1See more

k8status k8status 0.17.0

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
ghcr.io/stenic/k8status:0.17.093298e03089e
stdlib@go1.23.12
1.25.10

Open the chart page →

1,012
kanister-operatorkanister0.118.01 of 1See more

kanister-operator kanister 0.118.0

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
ghcr.io/kanisterio/controller:0.118.0d22616a5998b
stdlib@go1.25.6
1.25.10

Open the chart page →

1,469
kiali-operatorkiali2.32.01 of 1See more

kiali-operator kiali 2.32.0

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
quay.io/kiali/kiali-operator:v2.32.096c5264d54ab
stdlib@go1.23.4
1.25.10

Open the chart page →

1,598
mysqldumpkokuwa7.0.31 of 1See more

mysqldump kokuwa 7.0.3

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
ghcr.io/kokuwaio/gcloud-mysql:v3.2.1963098135c550
stdlib@go1.26.1
1.25.10

Open the chart page →

1,056
kraken-cikraken-ciVerified publisher1.7.361 of 10See more

kraken-ci kraken-ci 1.7.36

1 of the 10 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
library/postgres:115d2aa4a7b5f9
stdlib@go1.16.7
1.25.10

Open the chart page →

3,273
kubearmorkubearmor1.7.41 of 4See more

kubearmor kubearmor 1.7.4

1 of the 4 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
kubearmor/kubearmor-relay-server:latest2dd4809d7c11
stdlib@go1.25.9
1.25.10

Open the chart page →

1,893
kubebadgeskubebadges0.1.31 of 2See more

kubebadges kubebadges 0.1.3

1 of the 2 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
neosu/kubebadges:v0.0.5256530d8e5c6
stdlib@go1.21.3
1.25.10

Open the chart page →

2,166
pyroscopekubeblocksVerified publisher0.2.921 of 1See more

pyroscope kubeblocks 0.2.92

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
apecloud/pyroscope:0.37.2dbca95a15bc1
stdlib@go1.19.6
1.25.10

Open the chart page →

2,214
kubepatternkubepattern0.0.51 of 1See more

kubepattern kubepattern 0.0.5

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
ghcr.io/kubepattern/kubepattern:0.0.50762baa6d9b0
stdlib@go1.25.8
1.25.10

Open the chart page →

420
skywalkingkubesphere-testVerified publisher3.1.02 of 4See more

skywalking kubesphere-test 3.1.0

2 of the 4 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
apache/skywalking-oap-server:8.1.0-es7641237e0299b
stdlib@go1.13.3
1.25.10
apache/skywalking-ui:8.1.067d50e4deff4
stdlib@go1.13.3
1.25.10

Open the chart page →

20,346
kubeviouskubevious1.2.23 of 7See more

kubevious kubevious 1.2.2

3 of the 7 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
kubevious/ui:1.2.16233e84bdd59
stdlib@go1.19.1
1.25.10
library/mysql:8.0.303c1aab708f6e
stdlib@go1.16.7
1.25.10
redislabs/redisearch:2.4.1433561794c5c8
stdlib@go1.16.7
1.25.10

Open the chart page →

17,426
kubeservice-lxcfs-webhookkubservice-chartsVerified publisher1.6.05 of 6See more

kubeservice-lxcfs-webhook kubservice-charts 1.6.0

5 of the 6 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
dongjiang1989/lxcfs-webhook:latestc1f19557bdcb
stdlib@go1.26.0
1.25.10
quay.io/jetstack/cert-manager-cainjector:v1.13.172072d492b43
stdlib@go1.20.8
1.25.10
quay.io/jetstack/cert-manager-controller:v1.13.16b83f55bd99e
stdlib@go1.20.8
1.25.10
quay.io/jetstack/cert-manager-ctl:v1.13.1c10bde7ff9ad
stdlib@go1.20.8
1.25.10
quay.io/jetstack/cert-manager-webhook:v1.13.148ea4a77dfa7
stdlib@go1.20.8
1.25.10

Open the chart page →

62,534
prometheus-pingmesh-exporterkubservice-chartsVerified publisher1.1.11 of 1See more

prometheus-pingmesh-exporter kubservice-charts 1.1.1

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
dongjiang1989/pingmesh-agent:latest355fa4be8e97
stdlib@go1.22.9
1.25.10

Open the chart page →

1,198
karporkusionstackVerified publisher0.7.62 of 3See more

karpor kusionstack 0.7.6

2 of the 3 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
kusionstack/karpor:v0.6.4b707d3bf0abd
stdlib@go1.22.12
1.25.10
quay.io/coreos/etcd:v3.5.11842975891182
stdlib@go1.20.12
1.25.10

Open the chart page →

4,218
kwokkwokOfficialVerified publisher0.3.01 of 1See more

kwok kwok 0.3.0

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
registry.k8s.io/kwok/kwok:v0.8.06d25aa8fbdfe
stdlib@go1.26.0
1.25.10

Open the chart page →

937
litellm-operatorlitellm-operatorVerified publisher1.1.21 of 1See more

litellm-operator litellm-operator 1.1.2

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
ghcr.io/bbdsoftware/litellm-operator:1.1.2167a51113d90
stdlib@go1.26.2
1.25.10

Open the chart page →

442
loftloftVerified publisher0.0.0-ci.141 of 1See more

loft loft 0.0.0-ci.14

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
ghcr.io/loft-sh/loft:0.0.0-ci.14b69bcdaa8492
stdlib@go1.20.7
1.25.10

Open the chart page →

4,412
vcluster-k8sloftVerified publisher0.0.0-ci.33 of 4See more

vcluster-k8s loft 0.0.0-ci.3

3 of the 4 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
registry.k8s.io/etcd:3.5.6-0dd75ec974b0a
stdlib@go1.16.15
1.25.10
registry.k8s.io/kube-apiserver:v1.26.199e1ed9fbc8a
stdlib@go1.19.5
1.25.10
registry.k8s.io/kube-controller-manager:v1.26.140adecbe3a40
stdlib@go1.19.5
1.25.10

Open the chart page →

7,741
lumigo-operatorlumigo-operatorOfficialVerified publisher69.0.07 of 8See more

lumigo-operator lumigo-operator 69.0.0

7 of the 8 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
ghcr.io/open-telemetry/opentelemetry-operator/target-allocator:0.124.08936271cf56a
stdlib@go1.24.2
1.25.10
public.ecr.aws/lumigo/lumigo-kubernetes-operator:69491c39346b19
stdlib@go1.23.12
1.25.10
public.ecr.aws/lumigo/lumigo-kubernetes-rbac-proxy:696c2f0585cd6c
stdlib@go1.22.12
1.25.10
public.ecr.aws/lumigo/lumigo-kubernetes-telemetry-proxy:691d548e59c2c8
stdlib@go1.24.5
1.25.10
public.ecr.aws/lumigo/lumigo-kubernetes-watchdog:696458fcd61e0c
stdlib@go1.23.12
1.25.10
quay.io/prometheus/node-exporter:v1.8.24032c6d5bfd7
stdlib@go1.22.5
1.25.10
registry.k8s.io/kube-state-metrics/kube-state-metrics:v2.14.037d841299325
stdlib@go1.23.3
1.25.10

Open the chart page →

10,107
lxcfs-on-kuberneteslxcfs-on-kubernetes0.2.81 of 2See more

lxcfs-on-kubernetes lxcfs-on-kubernetes 0.2.8

1 of the 2 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
ghcr.io/cndoit18/lxcfs-agent:v0.2.8154741f8596e
stdlib@go1.24.1
1.25.10

Open the chart page →

2,461
mariadbmariadbVerified publisher0.4.01 of 1See more

mariadb mariadb 0.4.0

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
library/mariadb:10.117f22313fc130
stdlib@go1.24.6
1.25.10

Open the chart page →

2,766
mattermost-rtcdmattermostVerified publisher1.4.11 of 1See more

mattermost-rtcd mattermost 1.4.1

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
mattermost/rtcd:latesta27058aaa53a
stdlib@go1.24.13
1.25.10

Open the chart page →

807
veleromesosphere3.2.51 of 1See more

velero mesosphere 3.2.5

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
bitnamilegacy/kubectl:1.26.4a0a972324d93
stdlib@go1.19.8
1.25.10

Open the chart page →

2,604
kubecostmesosphere-stable0.37.57 of 9See more

kubecost mesosphere-stable 0.37.5

7 of the 9 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
bitnamilegacy/kubectl:1.30.5744f84cf7493
stdlib@go1.22.7
1.25.10
grafana/grafana:9.4.71a359d92f40e
stdlib@go1.20.1
1.25.10
gcr.io/kubecost1/cost-model:prod-1.108.1852f7923fad3
stdlib@go1.21.5
1.25.10
quay.io/prometheus-operator/prometheus-config-reloader:v0.69.17bbe804260f3
stdlib@go1.21.4
1.25.10
quay.io/prometheus/alertmanager:v0.27.0e13b6ed5cb92
stdlib@go1.21.7
1.25.10
quay.io/prometheus/prometheus:v2.55.0378f4e037035
stdlib@go1.23.2
1.25.10
quay.io/thanos/thanos:v0.36.1e542959e1b36
stdlib@go1.21.13
1.25.10

Open the chart page →

21,825
rclonemglants2.3.41 of 1See more

rclone mglants 2.3.4

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
rclone/rclone:1.57.01e6eeabddc01
stdlib@go1.17.2
1.25.10

Open the chart page →

3,681
helm-ai-kernelmindburn-labsOfficialVerified publisher0.11.01 of 2See more

helm-ai-kernel mindburn-labs 0.11.0

1 of the 2 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
alpine/helmdigest-pinned105741fa6621
stdlib@go1.22.5
1.25.10

Open the chart page →

2,575
mortalgpumortalgpuOfficialVerified publisher1.3.71 of 1See more

mortalgpu mortalgpu 1.3.7

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
quay.io/maxiv/mortalgpu:1.3.7e1c5c194bbf0
stdlib@go1.26.0
1.25.10

Open the chart page →

587
move2kubemove2kube0.3.151 of 1See more

move2kube move2kube 0.3.15

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
quay.io/konveyor/move2kube-ui:latestec6ab507c5da
stdlib@go1.19
1.25.10

Open the chart page →

4,663
nebraskanebraska3.0.01 of 2See more

nebraska nebraska 3.0.0

1 of the 2 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
ghcr.io/flatcar/nebraska:4.0.05c9e99ff7167
stdlib@go1.24.13
1.25.10

Open the chart page →

4,806
keycloak-operatornewsaktuell0.1.71 of 1See more

keycloak-operator newsaktuell 0.1.7

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
quay.io/keycloak/keycloak-operator:19.0.3-legacy09d52508fee9
stdlib@go1.13.8
1.25.10

Open the chart page →

6,197
mstreamnicholaswildeVerified publisher2.1.21 of 1See more

mstream nicholaswilde 2.1.2

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
ghcr.io/linuxserver/mstream:version-v5.2.522c012bcc43c
stdlib@go1.15.5
1.25.10

Open the chart page →

5,615
gateway-apinicklasfrahm-gateway-apiVerified publisher0.2.01 of 1See more

gateway-api nicklasfrahm-gateway-api 0.2.0

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
alpine/kubectl:1.33.32c59a3f0726c
stdlib@go1.24.4
1.25.10

Open the chart page →

1,579
observalobservalVerified publisher1.13.11 of 8See more

observal observal 1.13.1

1 of the 8 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
library/postgres:161a6ab3f5345e
stdlib@go1.24.6
1.25.10

Open the chart page →

6,780
aws-xrayokgoloveVerified publisher5.0.01 of 1See more

aws-xray okgolove 5.0.0

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
public.ecr.aws/xray/aws-xray-daemon:3.6.243d051eed000
stdlib@go1.25.7
1.25.10

Open the chart page →

466
flagsmithone-acre-fundVerified publisher0.1.51 of 6See more

flagsmith one-acre-fund 0.1.5

1 of the 6 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
jwilder/dockerize:latestf94fb59fb4f6
stdlib@go1.25.5
1.25.10

Open the chart page →

7,820
kobotoolboxone-acre-fundVerified publisher0.7.42 of 9See more

kobotoolbox one-acre-fund 0.7.4

2 of the 9 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
enketo/enketo-express:3.0.4dcad9c2273f6
stdlib@go1.17.1
1.25.10
jwilder/dockerize:latestf94fb59fb4f6
stdlib@go1.25.5
1.25.10

Open the chart page →

23,346
secrets-injectoronepassword-connect1.2.01 of 1See more

secrets-injector onepassword-connect 1.2.0

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
1password/kubernetes-secrets-injector:1.0.25884757f7879
stdlib@go1.20.5
1.25.10

Open the chart page →

1,381
opentelemetry-ebpfopentelemetry-helmOfficialVerified publisher0.1.71 of 4See more

opentelemetry-ebpf opentelemetry-helm 0.1.7

1 of the 4 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
otel/opentelemetry-ebpf-k8s-watcher:v0.10.263a0d1dd2cac
stdlib@go1.20
1.25.10

Open the chart page →

3,555
oesopsmxVerified publisher4.0.328 of 25See more

oes opsmx 4.0.32

8 of the 25 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
quay.io/opsmxpublic/awsgit:v2-openssh0d21ba756f44
stdlib@go1.17.2
1.25.10
quay.io/opsmxpublic/awsgit:v3-js15a6faada3d4
stdlib@go1.16.15
1.25.10
quay.io/opsmxpublic/create-secret:v4.0.4defc3263e0e9
stdlib@go1.20.3
1.25.10
quay.io/opsmxpublic/forwarder-controller:v3.5.7f0c5bebaec96
stdlib@go1.19.1
1.25.10
quay.io/opsmxpublic/opa:opa-sidecar-v1.03dcbf3caa454
stdlib@go1.24.11
1.25.10
quay.io/opsmxpublic/opa:1.12.084fb1af7401c
stdlib@go1.25.5
1.25.10
quay.io/opsmxpublic/rabbitmq:4.2-management3408107e5cc4
stdlib@go1.22.2
1.25.10
quay.io/opsmxpublic/spin-sample-pipeline:v1.0.1c6a934439421
stdlib@go1.13.1
1.25.10

Open the chart page →

110,484
ipfs-clusterparadeum-teamVerified publisher0.0.192 of 2See more

ipfs-cluster paradeum-team 0.0.19

2 of the 2 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
ipfs/go-ipfs:v0.13.117259397f587
stdlib@go1.18.3
1.25.10
ipfs/ipfs-cluster:1.0.21511f6d57994
stdlib@go1.18.3
1.25.10

Open the chart page →

5,325
permifypermifyVerified publisher0.5.01 of 1See more

permify permify 0.5.0

1 of the 1 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
ghcr.io/permify/permify:v1.3.5f0c6f7d7daa6
stdlib@go1.22.4
1.25.10

Open the chart page →

1,384

Container images carrying it

4,748 by charts deploying them

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

No deployed image carries CVE-2026-39820.

syft 1.42.1 · advisories as of 4 Oct 2026

Corrections: contact@stackradar.io

Catalogue: Artifact Hub · Advisories: OSV · Exploitation: FIRST EPSS, CISA KEV.