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
4,221
of 17,966 indexed, latest versions
Container images
4,754
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 4,221 of 17,966 indexed charts deploy, on 4,754 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 more1.25.104,754
OSV records
DEBIAN-CVE-2026-39820GO-2026-4986
Also known as
BIT-golang-2026-39820

Charts affected

4,221 by stars
ChartLatestAffected imagesRadar Score
prometheus-optimizerprometheus-optimizer0.2.221 of 1See more

prometheus-optimizer prometheus-optimizer 0.2.22

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

Container imageDigestPackageFixed in
ghcr.io/angelscloud/prometheus-optimizer:latest744bc929a579
stdlib@go1.21.4
1.25.10

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4,732
alertmanagerprometheus-worawutchan0.3.01 of 1See more

alertmanager prometheus-worawutchan 0.3.0

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

Container imageDigestPackageFixed in
quay.io/prometheus/alertmanager:v0.21.024a5204b418e
stdlib@go1.14.4
1.25.10

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2,301
prometheus-blackbox-exporterprometheus-worawutchan4.10.11 of 1See more

prometheus-blackbox-exporter prometheus-worawutchan 4.10.1

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

Container imageDigestPackageFixed in
prom/blackbox-exporter:v0.18.01ffc3f109eb3
stdlib@go1.15.2
1.25.10

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2,246
prometheus-druid-exporterprometheus-worawutchan0.9.01 of 1See more

prometheus-druid-exporter prometheus-worawutchan 0.9.0

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

Container imageDigestPackageFixed in
quay.io/opstree/druid-exporter:v0.83f6d9885cfe2
stdlib@go1.14.6
1.25.10

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2,095
prometheus-node-exporterprometheus-worawutchan1.12.01 of 1See more

prometheus-node-exporter prometheus-worawutchan 1.12.0

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

Container imageDigestPackageFixed in
quay.io/prometheus/node-exporter:v1.0.1cf66a6bbd573
stdlib@go1.14.4
1.25.10

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2,184
prometheus-pushgatewayprometheus-worawutchan1.5.01 of 1See more

prometheus-pushgateway prometheus-worawutchan 1.5.0

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

Container imageDigestPackageFixed in
prom/pushgateway:v1.3.0c0d39b8d4cfe
stdlib@go1.15.2
1.25.10

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1,289
prometheus-redis-exporterprometheus-worawutchan4.0.01 of 1See more

prometheus-redis-exporter prometheus-worawutchan 4.0.0

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

Container imageDigestPackageFixed in
oliver006/redis_exporter:v1.11.104d958d209ab
stdlib@go1.15
1.25.10

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1,319
prometheus-statsd-exporterprometheus-worawutchan0.1.01 of 1See more

prometheus-statsd-exporter prometheus-worawutchan 0.1.0

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

Container imageDigestPackageFixed in
prom/statsd-exporter:v0.18.0d23aca343b86
stdlib@go1.14.7
1.25.10

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1,319
prompt-dbprompt-dbVerified publisher1.0.71 of 3See more

prompt-db prompt-db 1.0.7

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

Container imageDigestPackageFixed in
library/postgres:16-alpine721873c34ceb
stdlib@go1.24.6
1.25.10

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3,718
panproto-application-nldesign0.1.01 of 5See more

pan proto-application-nldesign 0.1.0

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

Container imageDigestPackageFixed in
conduction/pan-php:dev24f03c57568f
stdlib@go1.13.10
1.25.10

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8,994
proto-component-commongroundproto-component-commonground1.0.01 of 3See more

proto-component-commonground proto-component-commonground 1.0.0

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

Container imageDigestPackageFixed in
ghcr.io/conductionnl/proto-component-commonground-php:latesteb36ead1954e
stdlib@go1.13.10
1.25.10

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7,568
flaskDiaryptj-miniproject2.1.21 of 2See more

flaskDiary ptj-miniproject 2.1.2

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

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.25.10

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3,360
kspanpuckpuck0.2.41 of 1See more

kspan puckpuck 0.2.4

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

Container imageDigestPackageFixed in
ghcr.io/honeycombio/kspan/kspan:0.2c966a4f8a4b7
stdlib@go1.20.1
1.25.10

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1,688
powerdnspuckpuck2.0.03 of 4See more

powerdns puckpuck 2.0.0

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

Container imageDigestPackageFixed in
library/postgres:18-alpine77f585114c32
stdlib@go1.24.6
1.25.10
pschiffe/pdns-admin:0.4.137ebba8c2b8f
stdlib@go1.21.5
1.25.10
pschiffe/pdns-pgsql:5.0a227d41bc665
stdlib@go1.21.5
1.25.10

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4,412
seashellpuckpuck1.2.01 of 1See more

seashell puckpuck 1.2.0

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

Container imageDigestPackageFixed in
ghcr.io/puckpuck/seashell:1.2ef5e31333821
stdlib@go1.20.10
1.25.10

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4,254
pulumi-esc-csi-providerpulumi-esc-csi-provider0.1.61 of 1See more

pulumi-esc-csi-provider pulumi-esc-csi-provider 0.1.6

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

Container imageDigestPackageFixed in
ghcr.io/pulumi/pulumi-esc-csi-provider:0.1.13fb058e93502
stdlib@go1.23.1
1.25.10

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822
pumperlypumperlyVerified publisher0.2.01 of 3See more

pumperly pumperly 0.2.0

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

Container imageDigestPackageFixed in
postgis/postgis:17-3.4-alpine5a1dbedac34e
stdlib@go1.18.2
1.25.10

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2,017
punch-boardpunchplatform298.0.0-implement-native-gitlab-ci-sast-depencies-anlysis-template-in-gitlab-ci-yml-file-dev1 of 1See more

punch-board punchplatform 298.0.0-implement-native-gitlab-ci-sast-depencies-anlysis-template-in-gitlab-ci-yml-file-dev

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

Container imageDigestPackageFixed in
ghcr.io/punchplatform/punch-board:8.1-latestb03168275d1c
stdlib@go1.21.3
1.25.10

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1,383
game-serverpvillaverdeVerified publisher1.0.61 of 1See more

game-server pvillaverde 1.0.6

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

Container imageDigestPackageFixed in
ghcr.io/itzg/minecraft-server:latest0c09bc50031e
stdlib@go1.22.2
1.25.10

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4,153
cdmswebapppyalive-cdmswebappVerified publisher0.1.02 of 3See more

cdmswebapp pyalive-cdmswebapp 0.1.0

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

Container imageDigestPackageFixed in
library/mysql:5.74bc6bc963e6d
stdlib@go1.18.2
1.25.10
sarwansharma/minio:v359d1da9385d1
stdlib@go1.18.3
1.25.10

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6,807
loki-stackpyalive-cdmswebappVerified publisher2.6.53 of 4See more

loki-stack pyalive-cdmswebapp 2.6.5

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

Container imageDigestPackageFixed in
grafana/grafana:latestac461fb352ab
stdlib@go1.25.7
1.25.10
grafana/loki:2.5.0f9ef133793af
stdlib@go1.17.8
1.25.10
grafana/promtail:2.4.2626900031c4e
stdlib@go1.17.2
1.25.10

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6,492
rancher-metricspy-kube-downscalerVerified publisher0.0.81 of 4See more

rancher-metrics py-kube-downscaler 0.0.8

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

Container imageDigestPackageFixed in
ghcr.io/eumel8/rancher-servicemonitor:0.2.1f34428cac187
stdlib@go1.22.1
1.25.10

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644
qantas-apiqantas-helm0.1.01 of 3See more

qantas-api qantas-helm 0.1.0

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

Container imageDigestPackageFixed in
library/postgres:17f4c66b820c6f
stdlib@go1.24.6
1.25.10

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1,446
open-terminalqaoruVerified publisher0.2.51 of 1See more

open-terminal qaoru 0.2.5

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

Container imageDigestPackageFixed in
ghcr.io/open-webui/open-terminal:0.14.0-slimba7a67129bba
stdlib@go1.24.4
1.25.10

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2,304
unifiqaoruVerified publisher1.1.41 of 2See more

unifi qaoru 1.1.4

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

Container imageDigestPackageFixed in
library/mongo:7.0-jammy84c4a18b60a0
stdlib@go1.24.6
1.25.10

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3,795
cf-operatorquarks2.3.0+0.g27a91cdf2 of 2See more

cf-operator quarks 2.3.0+0.g27a91cdf

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

Container imageDigestPackageFixed in
cfcontainerization/cf-operator:v2.3.0-0.g27a91cdf82fa261c18a8
stdlib@go1.13.3
1.25.10
cfcontainerization/quarks-job:v0.0.0-0.g70ae34b58fb1c173a46
stdlib@go1.13.4
1.25.10

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12,026
quarksquarks7.0.1+0.g5396b114 of 5See more

quarks quarks 7.0.1+0.g5396b11

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

Container imageDigestPackageFixed in
ghcr.io/cloudfoundry-incubator/quarks-job:v1.0.213760eee87f839
stdlib@go1.14.7
1.25.10
ghcr.io/cloudfoundry-incubator/quarks-operator:v7.0.1-0.g5396b116a1432b0d503
stdlib@go1.13.15
1.25.10
ghcr.io/cloudfoundry-incubator/quarks-secret:v1.0.754f059af4de8ed
stdlib@go1.14.7
1.25.10
ghcr.io/cloudfoundry-incubator/quarks-statefulset:v0.0.1308-g6a8b2220e24a9e0a21b6
stdlib@go1.14.7
1.25.10

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18,238
quarks-statefulsetquarks0.0.1304-g4b4f2ac51 of 1See more

quarks-statefulset quarks 0.0.1304-g4b4f2ac5

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

Container imageDigestPackageFixed in
ghcr.io/cloudfoundry-incubator/quarks-statefulset:v0.0.1304-g4b4f2ac5c7c70b527255
stdlib@go1.14.7
1.25.10

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4,015
qubivaqubiva0.3.22 of 3See more

qubiva qubiva 0.3.2

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

Container imageDigestPackageFixed in
grafana/loki:3.3.28af2de1abbdd
stdlib@go1.23.4
1.25.10
library/mongo:79854f7139445
stdlib@go1.24.6
1.25.10

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7,198
ingress-controllerqumine0.8.5001 of 1See more

ingress-controller qumine 0.8.500

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

Container imageDigestPackageFixed in
qumine/ingress-controller:v0.8.5f2c8a2148381
stdlib@go1.19
1.25.10

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1,539
cupsr2dlan-helm-chartsVerified publisher0.1.01 of 1See more

cups r2dlan-helm-charts 0.1.0

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

Container imageDigestPackageFixed in
anujdatar/cups:25.07.01685df04a643b
stdlib@go1.19.8
1.25.10

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8,512
rabbitmq-cluster-operatorrabbitmq-cluster-operator4.8.02 of 2See more

rabbitmq-cluster-operator rabbitmq-cluster-operator 4.8.0

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

Container imageDigestPackageFixed in
adeptiainc/adeptia-connect-rabbitmq-cluster-operator:4.823d259e0c93e
stdlib@go1.23.5
1.25.10
adeptiainc/adeptia-connect-rabbitmq-messaging-topology-operator:4.8d13e3304bda8
stdlib@go1.23.6
1.25.10

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1,247
rabbitpingrabbitping1.3.01 of 1See more

rabbitping rabbitping 1.3.0

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

Container imageDigestPackageFixed in
udhos/rabbitping:1.3.0474c467bbf42
stdlib@go1.24.3
1.25.10

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1,274
rada-platformrada-platform0.1.02 of 7See more

rada-platform rada-platform 0.1.0

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

Container imageDigestPackageFixed in
apache/airflow:2.10.2-python3.9ce90bdc3d2af
stdlib@go1.22.7
1.25.10
registry.k8s.io/git-sync/git-sync:v3.6.96fa9042f6128
stdlib@go1.20.6
1.25.10

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22,494
cloudnative-pgradar-baseVerified publisher0.23.21 of 1See more

cloudnative-pg radar-base 0.23.2

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

Container imageDigestPackageFixed in
ghcr.io/cloudnative-pg/cloudnative-pg:1.25.1b5210df46c05
stdlib@go1.24.0
1.25.10

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865
hydraradar-baseVerified publisher0.48.01 of 1See more

hydra radar-base 0.48.0

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

Container imageDigestPackageFixed in
oryd/hydra:v2.2.02c93beb5e5f2
stdlib@go1.21.5
1.25.10

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1,551
kratosradar-baseVerified publisher0.43.11 of 1See more

kratos radar-base 0.43.1

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

Container imageDigestPackageFixed in
oryd/kratos:v1.1.08f15006a080d
stdlib@go1.21.5
1.25.10

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1,790
kubecostradar-baseVerified publisher1.0.03 of 7See more

kubecost radar-base 1.0.0

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

Container imageDigestPackageFixed in
grafana/grafana:11.4.0d8ea37798ccc
stdlib@go1.23.1
1.25.10
gcr.io/kubecost1/cost-model:prod-2.6.39e507ac0aebb
stdlib@go1.23.4
1.25.10
quay.io/prometheus/prometheus:v3.2.05888c188cf09
stdlib@go1.23.6
1.25.10

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9,991
management-portalradar-baseVerified publisher1.7.01 of 1See more

management-portal radar-base 1.7.0

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

Container imageDigestPackageFixed in
ghcr.io/radar-base/managementportal/management-portal:3.0.0c1b37e821f72
stdlib@go1.26.2
1.25.10

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3,548
nifikopradar-baseVerified publisher1.14.11 of 1See more

nifikop radar-base 1.14.1

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

Container imageDigestPackageFixed in
ghcr.io/konpyutaika/docker-images/nifikop:v1.14.1-release6bb00c592a82
stdlib@go1.24.4
1.25.10

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528
radar-grafanaradar-baseVerified publisher0.1.41 of 2See more

radar-grafana radar-base 0.1.4

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

Container imageDigestPackageFixed in
grafana/grafana:11.6.062d2b9d20a19
stdlib@go1.23.7
1.25.10

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1,977
radar-hydraradar-baseVerified publisher0.3.41 of 2See more

radar-hydra radar-base 0.3.4

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

Container imageDigestPackageFixed in
oryd/hydra:v2.3.0b94007e19a1f
stdlib@go1.23.4
1.25.10

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2,255
radar-kratosradar-baseVerified publisher0.1.51 of 1See more

radar-kratos radar-base 0.1.5

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

Container imageDigestPackageFixed in
oryd/kratos:v1.3.1fe2428f103a6
stdlib@go1.23.2
1.25.10

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1,601
radar-nifiradar-baseVerified publisher3.1.01 of 1See more

radar-nifi radar-base 3.1.0

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

Container imageDigestPackageFixed in
ghcr.io/konpyutaika/docker-images/nifikop:v1.14.1-release6bb00c592a82
stdlib@go1.24.4
1.25.10

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528
radar-redisradar-baseVerified publisher1.3.01 of 1See more

radar-redis radar-base 1.3.0

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

Container imageDigestPackageFixed in
quay.io/opstree/redis-operator:v0.22.2464ac61a6eb4
stdlib@go1.23.12
1.25.10

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419
redis-operatorradar-baseVerified publisher0.22.21 of 1See more

redis-operator radar-base 0.22.2

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

Container imageDigestPackageFixed in
quay.io/opstree/redis-operator:v0.22.2464ac61a6eb4
stdlib@go1.23.12
1.25.10

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419
rancher-auto-registerrancher-auto-registerVerified publisher0.1.01 of 1See more

rancher-auto-register rancher-auto-register 0.1.0

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

Container imageDigestPackageFixed in
registry.gitlab.com/xrow-public/ci-tools/tools:mainaa62b23f2b5e
stdlib@go1.24.13
1.25.10

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1,889
pagesranjinigogga1.0.01 of 3See more

pages ranjinigogga 1.0.0

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

Container imageDigestPackageFixed in
library/mysql:8.07dcddc01f13b
stdlib@go1.24.6
1.25.10

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20,785
raven_profilerraven-profilerVerified publisher0.1.621 of 1See more

raven_profiler raven-profiler 0.1.62

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

Container imageDigestPackageFixed in
public.ecr.aws/t0u0d5o5/ecr_authenticator:latest077e4e57e41c
stdlib@go1.21.5
1.25.10

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1,310
aws-ec2-runtime-checkerrayselfs-chartsVerified publisher0.1.41 of 1See more

aws-ec2-runtime-checker rayselfs-charts 0.1.4

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

Container imageDigestPackageFixed in
rayselfs/aws-ec2-runtime-checker:v0.1.5562e5b2f81ce
stdlib@go1.24.11
1.25.10

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295

Container images carrying it

4,754 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/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 1 Oct 2026

Corrections: contact@stackradar.io

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