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
0.009
57th percentile
CISA KEV
Not listed
no confirmed exploitation
Charts affected
4,224
of 17,985 indexed, latest versions
Container images
4,756
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 4,224 of 17,985 indexed charts deploy, on 4,756 images.

Affected packageAffected versionsFixed inImages
golang-1.19deb1.19.8-2no fix listed1
stdlibgolanggo1.13, go1.13.1, go1.13.3, go1.13.4+183 more1.25.104,756
OSV records
DEBIAN-CVE-2026-39820GO-2026-4986
Also known as
BIT-golang-2026-39820

Charts affected

4,224 by stars
ChartLatestAffected imagesRadar Score
dv-podcharonOfficialVerified publisher0.19.12 of 5See more

dv-pod charon 0.19.1

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

Container imageDigestPackageFixed in
obolnetwork/charon:v1.10.0278c7e2897b6
stdlib@go1.26.1
1.25.10
obolnetwork/charon-dkg-sidecar:maine263be0a7440
stdlib@go1.25.3
1.25.10

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8,302
chart-appchart-app0.3.01 of 2See more

chart-app chart-app 0.3.0

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

Container imageDigestPackageFixed in
library/mysql:80744ee5ef89c
stdlib@go1.24.6
1.25.10

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2,277
chart-dnazarenochart-dnazareno0.1.01 of 3See more

chart-dnazareno chart-dnazareno 0.1.0

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

Container imageDigestPackageFixed in
library/mysql:80744ee5ef89c
stdlib@go1.24.6
1.25.10

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6,363
ghostchart-ghost0.1.61 of 2See more

ghost chart-ghost 0.1.6

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

Container imageDigestPackageFixed in
library/ghost:6.65.0-alpine3.23fea3264f902e
stdlib@go1.24.6
1.25.10

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1,450
calibre-webcharts-derwitt-devVerified publisher1.1.31 of 1See more

calibre-web charts-derwitt-dev 1.1.3

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

Container imageDigestPackageFixed in
ghcr.io/wittdennis/calibre-web:1.1.2953aa0935251
stdlib@go1.17.8
1.25.10

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5,456
paperless-ngxcharts-derwitt-devVerified publisher2.1.51 of 1See more

paperless-ngx charts-derwitt-dev 2.1.5

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

Container imageDigestPackageFixed in
ghcr.io/paperless-ngx/paperless-ngx:3.2.15fa76604a81d
stdlib@go1.24.4
1.25.10

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4,568
yas3pcharts-derwitt-devVerified publisher0.3.11 of 1See more

yas3p charts-derwitt-dev 0.3.1

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

Container imageDigestPackageFixed in
denniswitt/yas3p:0.2.488a235619af6
stdlib@go1.26.1
1.25.10

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768
chatgpt-next-webchatgpt-next-web0.1.11 of 1See more

chatgpt-next-web chatgpt-next-web 0.1.1

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

Container imageDigestPackageFixed in
yidadaa/chatgpt-next-web:latesteaaa469ddeeb
stdlib@go1.20.12
1.25.10

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2,271
checker-edgechecker-edge1.1.111 of 1See more

checker-edge checker-edge 1.1.11

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

Container imageDigestPackageFixed in
ghcr.io/imcitius/checker-edge:1.1.1174426c1fe00f
stdlib@go1.25.9
1.25.10

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921
checkin-componentcheckin-component0.1.01 of 4See more

checkin-component checkin-component 0.1.0

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

Container imageDigestPackageFixed in
conduction/checkin-component-php:dev3423845692c1
stdlib@go1.13.10
1.25.10

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8,670
aws-ecr-tokencheveo-charts0.1.01 of 1See more

aws-ecr-token cheveo-charts 0.1.0

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

Container imageDigestPackageFixed in
huzafach/aws-cli-k8:1.0.06e271d43ea48
stdlib@go1.22.4
1.25.10

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1,120
pathling-serverchglVerified publisher0.10.121 of 3See more

pathling-server chgl 0.10.12

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

Container imageDigestPackageFixed in
cloudpirates/image-minio:RELEASE.2025-10-15T17-29-55Z-hardened8dc02a7e5093
stdlib@go1.25.7
1.25.10

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1,361
lokichoerodon0.29.01 of 1See more

loki choerodon 0.29.0

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

Container imageDigestPackageFixed in
grafana/loki:1.5.0922b3f412fdd
stdlib@go1.13.11
1.25.10

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2,878
promtailchoerodon0.23.01 of 1See more

promtail choerodon 0.23.0

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

Container imageDigestPackageFixed in
grafana/promtail:1.5.046e88d390cd6
stdlib@go1.13.11
1.25.10

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2,829
supersetchoerodon1.0.01 of 3See more

superset choerodon 1.0.0

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

Container imageDigestPackageFixed in
apache/superset:dockerizeafe59523a6c8
stdlib@go1.20.4
1.25.10

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1,435
argocd-metrics-serverchristianhuthVerified publisher1.1.11 of 1See more

argocd-metrics-server christianhuth 1.1.1

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

Container imageDigestPackageFixed in
quay.io/argoprojlabs/argocd-extension-metrics:v1.0.30d614816c4b7
stdlib@go1.21.11
1.25.10

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1,027
cluster-api-visualizerchristianhuthVerified publisher0.6.01 of 1See more

cluster-api-visualizer christianhuth 0.6.0

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

Container imageDigestPackageFixed in
ghcr.io/jont828/cluster-api-visualizer:v1.5.0678ba6833297
stdlib@go1.24.11
1.25.10

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552
countlychristianhuthVerified publisher5.3.32 of 3See more

countly christianhuth 5.3.3

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

Container imageDigestPackageFixed in
countly/api:25.05.4f4cc7447c4f5
stdlib@go1.19.4
1.25.10
countly/frontend:25.05.42acbc11499b6
stdlib@go1.19.4
1.25.10

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8,462
dnsbl-exporterchristianhuthVerified publisher1.4.01 of 2See more

dnsbl-exporter christianhuth 1.4.0

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

Container imageDigestPackageFixed in
ghcr.io/luzilla/dnsbl_exporter:v0.7.0-rc3d9767232a55e
stdlib@go1.20.14
1.25.10

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1,464
kubedoomchristianhuthVerified publisher1.1.21 of 1See more

kubedoom christianhuth 1.1.2

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

Container imageDigestPackageFixed in
ghcr.io/storax/kubedoom:0.6.0851ba8c80b93
stdlib@go1.17.6
1.25.10

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1,024
kubevirt-cloud-controller-managerchristianhuthVerified publisher0.0.21 of 1See more

kubevirt-cloud-controller-manager christianhuth 0.0.2

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

Container imageDigestPackageFixed in
quay.io/kubevirt/kubevirt-cloud-controller-manager:v0.6.037ad4c475941
stdlib@go1.24.13
1.25.10

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673
kubevirt-managerchristianhuthVerified publisher0.7.01 of 1See more

kubevirt-manager christianhuth 0.7.0

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

Container imageDigestPackageFixed in
kubevirtmanager/kubevirt-manager:1.5.41b98f1b5977a
stdlib@go1.25.5
1.25.10

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2,074
mailcow-exporterchristianhuthVerified publisher1.5.01 of 1See more

mailcow-exporter christianhuth 1.5.0

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

Container imageDigestPackageFixed in
ghcr.io/mailcow/prometheus-exporter:2.1.0cb76395b84eb
stdlib@go1.23.12
1.25.10

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867
nextcloud-exporterchristianhuthVerified publisher1.5.01 of 1See more

nextcloud-exporter christianhuth 1.5.0

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

Container imageDigestPackageFixed in
xperimental/nextcloud-exporter:0.9.13e90a3897651
stdlib@go1.26.1
1.25.10

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195
ntp-exporterchristianhuthVerified publisher1.4.01 of 1See more

ntp-exporter christianhuth 1.4.0

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

Container imageDigestPackageFixed in
ghcr.io/sapcc/ntp_exporter:v2.9.079c40c65f5d4
stdlib@go1.24.6
1.25.10

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384
polrchristianhuthVerified publisher4.3.01 of 2See more

polr christianhuth 4.3.0

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

Container imageDigestPackageFixed in
bitnamilegacy/mysql:9.4.0-debian-12-r1ec13e229247a
stdlib@go1.24.6
1.25.10

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6,270
sloopchristianhuthVerified publisher0.4.01 of 1See more

sloop christianhuth 0.4.0

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

Container imageDigestPackageFixed in
ghcr.io/salesforce/sloop:sha-2ce8bbe119e24f24b1d
stdlib@go1.16.15
1.25.10

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2,285
arbitrumchronicleVerified publisher0.3.51 of 1See more

arbitrum chronicle 0.3.5

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

Container imageDigestPackageFixed in
offchainlabs/nitro-node:v3.7.6-c0fe95e9f779fa84b7b
stdlib@go1.24.5
1.25.10

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7,550
basechronicleVerified publisher0.0.91 of 1See more

base chronicle 0.0.9

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

Container imageDigestPackageFixed in
ghcr.io/base-org/node:v0.11.11aba0ffe55ea
stdlib@go1.22.10
1.25.10

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5,181
ethereumchronicleVerified publisher0.3.21 of 1See more

ethereum chronicle 0.3.2

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

Container imageDigestPackageFixed in
ethereum/client-go:v1.16.532b878e4144a
stdlib@go1.24.9
1.25.10

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1,382
ethereum-metrics-exporterchronicleVerified publisher0.1.51 of 1See more

ethereum-metrics-exporter chronicle 0.1.5

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

Container imageDigestPackageFixed in
samcm/ethereum-metrics-exporter:0.29.291a2d9a015c1
stdlib@go1.25.8
1.25.10

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669
goferchronicleVerified publisher0.4.51 of 1See more

gofer chronicle 0.4.5

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

Container imageDigestPackageFixed in
ghcr.io/chronicleprotocol/gofer:0.613915d2e41e04
stdlib@go1.24.6
1.25.10

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722
mantlechronicleVerified publisher0.1.41 of 1See more

mantle chronicle 0.1.4

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

Container imageDigestPackageFixed in
mantlenetworkio/l2geth:v0.4.36bf383d14291
stdlib@go1.19.10
1.25.10

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1,943
sith-exporterschronicleVerified publisher0.2.61 of 1See more

sith-exporters chronicle 0.2.6

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

Container imageDigestPackageFixed in
ghcr.io/chronicleprotocol/oracles-updates-exporter:0.0.4992d0e793af6
stdlib@go1.19.13
1.25.10

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1,020
spirechronicleVerified publisher0.3.71 of 1See more

spire chronicle 0.3.7

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

Container imageDigestPackageFixed in
ghcr.io/chronicleprotocol/spire:0.68.379df4fb20322
stdlib@go1.25.5
1.25.10

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1,662
zksyncchronicleVerified publisher0.1.21 of 2See more

zksync chronicle 0.1.2

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

Container imageDigestPackageFixed in
library/postgres:143e7dd0bfd7bf
stdlib@go1.24.6
1.25.10

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6,656
chubaofschubaofs1.5.11 of 6See more

chubaofs chubaofs 1.5.1

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

Container imageDigestPackageFixed in
prom/prometheus:v2.13.10a8caa2e9f19
stdlib@go1.13.1
1.25.10

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3,601
chekrckotzbauerVerified publisher0.5.31 of 2See more

chekr ckotzbauer 0.5.3

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

Container imageDigestPackageFixed in
ghcr.io/ckotzbauer/chekrdigest-pinnedf299baf467b5
stdlib@go1.17.3
1.25.10

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3,561
clairclair-helmVerified publisher0.12.02 of 3See more

clair clair-helm 0.12.0

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

Container imageDigestPackageFixed in
library/postgres:17-alpineb0f9560a2de0
stdlib@go1.24.6
1.25.10
quay.io/projectquay/clair:4.9.023329c3368e4
stdlib@go1.24.11
1.25.10

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1,628
calico-cniclastixVerified publisher3.28.13 of 3See more

calico-cni clastix 3.28.1

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

Container imageDigestPackageFixed in
calico/cni:v3.28.1e486870cfde8
stdlib@go1.22.5
1.25.10
calico/kube-controllers:v3.28.1eadb3a25109a
stdlib@go1.22.5
1.25.10
calico/node:v3.28.1d8c644a8a3ee
stdlib@go1.22.5
1.25.10

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3,101
capi-kamaji-vsphere-fullclastixVerified publisher1.0.19 of 9See more

capi-kamaji-vsphere-full clastix 1.0.1

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

Container imageDigestPackageFixed in
registry.k8s.io/autoscaling/cluster-autoscaler:v1.33.06ef10d108e0e
stdlib@go1.24.4
1.25.10
registry.k8s.io/cloud-pv-vsphere/cloud-provider-vsphere:v1.32.0f9f4dfd733ab
stdlib@go1.23.0
1.25.10
registry.k8s.io/csi-vsphere/driver:v3.4.0f5349a8ae3f3
stdlib@go1.22.12
1.25.10
registry.k8s.io/csi-vsphere/syncer:v3.4.0179ebf195595
stdlib@go1.22.12
1.25.10
registry.k8s.io/sig-storage/csi-attacher:v4.8.169888dba5815
stdlib@go1.23.1
1.25.10
registry.k8s.io/sig-storage/csi-provisioner:v4.0.1bf5a235b67d8
stdlib@go1.21.5
1.25.10
registry.k8s.io/sig-storage/csi-resizer:v1.13.28ddd178ba5d0
stdlib@go1.23.1
1.25.10
registry.k8s.io/sig-storage/csi-snapshotter:v8.2.15f4bb469fec5
stdlib@go1.23.6
1.25.10
registry.k8s.io/sig-storage/livenessprobe:v2.15.02c5f9dc4ea5a
stdlib@go1.23.1
1.25.10

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6,099
capsule-rancher-addonclastixVerified publisher0.1.15 of 5See more

capsule-rancher-addon clastix 0.1.1

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

Container imageDigestPackageFixed in
clastix/capsule-rancher-addon:v0.1.143d301afbca8
stdlib@go1.19.2
1.25.10
quay.io/jetstack/cert-manager-cainjector:v1.11.05c3eb25b0854
stdlib@go1.19.5
1.25.10
quay.io/jetstack/cert-manager-controller:v1.11.0d429b6d696e0
stdlib@go1.19.5
1.25.10
quay.io/jetstack/cert-manager-ctl:v1.11.074611761f052
stdlib@go1.19.5
1.25.10
quay.io/jetstack/cert-manager-webhook:v1.11.06730d96fc382
stdlib@go1.19.5
1.25.10

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7,171
kamajiclastixVerified publisher0.0.0+latest1 of 4See more

kamaji clastix 0.0.0+latest

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

Container imageDigestPackageFixed in
quay.io/coreos/etcd:v3.5.628cb0630cb85
stdlib@go1.16.15
1.25.10

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4,656
kamaji-consoleclastixVerified publisher0.1.31 of 1See more

kamaji-console clastix 0.1.3

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

Container imageDigestPackageFixed in
ghcr.io/clastix/kamaji-console:v0.2.129ecf8d4fa65
stdlib@go1.23.7
1.25.10

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2,795
kamaji-etcdclastixVerified publisher0.18.12 of 4See more

kamaji-etcd clastix 0.18.1

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

Container imageDigestPackageFixed in
cfssl/cfssl:latestc9018c2ddf0b
stdlib@go1.20.14
1.25.10
quay.io/coreos/etcd:v3.5.628cb0630cb85
stdlib@go1.16.15
1.25.10

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12,420
local-path-provisionerclastixVerified publisher0.0.301 of 1See more

local-path-provisioner clastix 0.0.30

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

Container imageDigestPackageFixed in
rancher/local-path-provisioner:v0.0.309b9148811700
stdlib@go1.23.1
1.25.10

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1,224
vcloud-csiclastixVerified publisher1.6.04 of 5See more

vcloud-csi clastix 1.6.0

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

Container imageDigestPackageFixed in
csiplugin/csi-attacher:v3.2.160ab9b3e6a03
stdlib@go1.16
1.25.10
csiplugin/csi-node-driver-registrar:v2.2.02dee3fe5fe86
stdlib@go1.16
1.25.10
registry.k8s.io/sig-storage/csi-provisioner:v2.2.204c55b93a032
stdlib@go1.16.2
1.25.10
registry.k8s.io/sig-storage/csi-resizer:v1.4.09ebbf9f023e7
stdlib@go1.17.3
1.25.10

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7,445
cloudflared-tunnelclouddrove0.1.41 of 1See more

cloudflared-tunnel clouddrove 0.1.4

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

Container imageDigestPackageFixed in
cloudflare/cloudflared:2025.8.0eb5c9324efe3
stdlib@go1.24.4
1.25.10

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1,929
kube-acp-stackcloudentity2.29.03 of 7See more

kube-acp-stack cloudentity 2.29.0

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

Container imageDigestPackageFixed in
bitnamilegacy/redis-cluster:7.4.3-debian-12-r0a53d023fdfaf
stdlib@go1.23.8
1.25.10
timescale/timescaledb-ha:pg17.2-ts2.18.2e8d0a9cc3db5
stdlib@go1.21.13
1.25.10
gcr.io/cockroachlabs-helm-charts/cockroach-self-signer-cert:1.3e225fe7eaa55
stdlib@go1.13.14
1.25.10

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22,096
openbankingcloudentity0.1.96 of 6See more

openbanking cloudentity 0.1.9

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

Container imageDigestPackageFixed in
cloudentity/openbanking-quickstart-bank:1.11.19402ec4b5016
stdlib@go1.15.14
1.25.10
cloudentity/openbanking-quickstart-configuration:1.11.18a1890eb8265
stdlib@go1.15.14
1.25.10
cloudentity/openbanking-quickstart-consent-admin-portal:1.11.1ee83cdd45b7b
stdlib@go1.15.2
1.25.10
cloudentity/openbanking-quickstart-consent-page:1.11.15728654cecb7
stdlib@go1.16.6
1.25.10
cloudentity/openbanking-quickstart-consent-self-service-portal:1.11.18ca94ae6acf4
stdlib@go1.15.2
1.25.10
cloudentity/openbanking-quickstart-financroo-tpp:1.11.1c04eb10c77b7
stdlib@go1.15.2
1.25.10

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18,022

Container images carrying it

4,756 by charts deploying them

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

Container imageDigestPackageFixed inUsed by
registry.k8s.io/sig-storage/objectstorage-sidecar:v0.2.2c7166a73a303
stdlib@go1.24.11
1.25.10
1
registry.k8s.io/sig-storage/snapshot-controller:v8.2.1472fa35a89da
stdlib@go1.23.6
1.25.10
1
registry.k8s.io/sig-storage/snapshot-controller:v4.2.195587f8777d7
stdlib@go1.16.2
1.25.10
1
registry.k8s.io/sig-storage/snapshot-controller:v6.2.198bab4eaf23c
stdlib@go1.19
1.25.10
1
registry.k8s.io/sig-storage/snapshot-controller:v6.3.1ce6ca3c0e30b
stdlib@go1.20.5
1.25.10
1
registry.k8s.io/sig-storage/volume-data-source-validator:v1.0.0d35884236461
stdlib@go1.17.3
1.25.10
1

syft 1.42.1 · advisories as of 2 Oct 2026

Corrections: contact@stackradar.io

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