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
platzioplatz-ioVerified publisher0.6.51 of 2See more

platzio platz-io 0.6.5

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

Container imageDigestPackageFixed in
platzio/backend:v0.6.5d5e5972f344b
stdlib@go1.24.3
1.25.10

Open the chart page →

3,449
plecopleco0.24.01 of 1See more

pleco pleco 0.24.0

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

Container imageDigestPackageFixed in
public.ecr.aws/r3m4q3r9/pleco:0.24.0651739583336
stdlib@go1.21.6
1.25.10

Open the chart page →

1,850
ipmi-exporterpnnl-miscscripts0.1.151 of 1See more

ipmi-exporter pnnl-miscscripts 0.1.15

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

Container imageDigestPackageFixed in
pnnlmiscscripts/ipmi-exporter:1.2.0-181e18992d8e3
stdlib@go1.13.10
1.25.10

Open the chart page →

4,217
pomeriumpomerium34.0.11 of 1See more

pomerium pomerium 34.0.1

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

Container imageDigestPackageFixed in
pomerium/pomerium:v0.22.19c69b10a2126
stdlib@go1.20.3
1.25.10

Open the chart page →

2,705
prometheus-systemd-exporterprometheus-communityVerified publisher0.5.21 of 1See more

prometheus-systemd-exporter prometheus-community 0.5.2

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

Container imageDigestPackageFixed in
quay.io/prometheuscommunity/systemd-exporter:v0.7.078c03f875dfb
stdlib@go1.24.1
1.25.10

Open the chart page →

1,055
kube-prometheus-stackprometheus-worawutchan12.8.04 of 6See more

kube-prometheus-stack prometheus-worawutchan 12.8.0

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

Container imageDigestPackageFixed in
grafana/grafana:7.2.1733842cca5bd
stdlib@go1.15.1
1.25.10
jettech/kube-webhook-certgen:v1.5.0fb7c2cd46ccf
stdlib@go1.15.3
1.25.10
quay.io/prometheus-operator/prometheus-operator:v0.44.0983627001c89
stdlib@go1.14.12
1.25.10
quay.io/prometheus/node-exporter:v1.0.1cf66a6bbd573
stdlib@go1.14.4
1.25.10

Open the chart page →

16,389
qgis-serverqgis-serverVerified publisher0.1.101 of 3See more

qgis-server qgis-server 0.1.10

1 of the 3 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

Open the chart page →

6,150
nfs-server-provisionerraphaelVerified publisher1.3.01 of 1See more

nfs-server-provisioner raphael 1.3.0

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

Container imageDigestPackageFixed in
gcr.io/k8s-staging-sig-storage/nfs-provisioner:v3.0.02de1d15fc1f2
stdlib@go1.15
1.25.10

Open the chart page →

3,763
repoflowrepoflow-helm-public0.9.11 of 8See more

repoflow repoflow-helm-public 0.9.1

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

Container imageDigestPackageFixed in
library/postgres:16.24aea012537ed
stdlib@go1.18.2
1.25.10

Open the chart page →

14,299
wordpress-hardenedriotkit-org2.0.02 of 2See more

wordpress-hardened riotkit-org 2.0.0

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

Container imageDigestPackageFixed in
ghcr.io/riotkit-org/waf-proxy:snapshot683656fdace2
stdlib@go1.18.3
1.25.10
ghcr.io/riotkit-org/wordpress-hardened:v2.0edc6b69873be
stdlib@go1.17.9
1.25.10

Open the chart page →

8,134
backrestrobertobochetVerified publisher0.7.01 of 1See more

backrest robertobochet 0.7.0

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

Container imageDigestPackageFixed in
garethgeorge/backrest:v1.14.1b85297975428
stdlib@go1.26.0
1.25.10

Open the chart page →

1,116
supabaserock8sVerified publisher0.0.61 of 1See more

supabase rock8s 0.0.6

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

Container imageDigestPackageFixed in
library/postgres:15-alpinea46e076249ce
stdlib@go1.24.6
1.25.10

Open the chart page →

537
rqliterqliteOfficialVerified publisher2.0.01 of 1See more

rqlite rqlite 2.0.0

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

Container imageDigestPackageFixed in
rqlite/rqlite:9.1.37b992a526eee
stdlib@go1.25.3
1.25.10

Open the chart page →

1,597
qbittorrent-vpnrtomik-helm-chartsVerified publisher0.0.21 of 2See more

qbittorrent-vpn rtomik-helm-charts 0.0.2

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

Container imageDigestPackageFixed in
qmcgaw/gluetun:v3.40.02b42bfa04675
stdlib@go1.23.4
1.25.10

Open the chart page →

1,582
satisfactory-serversatisfactoryVerified publisher0.1.61 of 1See more

satisfactory-server satisfactory 0.1.6

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

Container imageDigestPackageFixed in
wolveix/satisfactory-server:v1.9.10e103700ae6ae
stdlib@go1.18.1
1.25.10

Open the chart page →

4,392
seaweedfs-csi-driverseaweedfs-csi-driver0.2.405 of 7See more

seaweedfs-csi-driver seaweedfs-csi-driver 0.2.40

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

Container imageDigestPackageFixed in
registry.k8s.io/sig-storage/csi-attacher:v4.3.04eb73137b663
stdlib@go1.20.3
1.25.10
registry.k8s.io/sig-storage/csi-node-driver-registrar:v2.8.0f6717ce72a26
stdlib@go1.20.3
1.25.10
registry.k8s.io/sig-storage/csi-provisioner:v3.5.0d078dc174323
stdlib@go1.20.3
1.25.10
registry.k8s.io/sig-storage/csi-resizer:v1.8.02e2b44393539
stdlib@go1.20.3
1.25.10
registry.k8s.io/sig-storage/livenessprobe:v2.10.04dc0b87ccd69
stdlib@go1.20.3
1.25.10

Open the chart page →

7,602
seldon-core-operatorseldon1.19.01 of 1See more

seldon-core-operator seldon 1.19.0

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

Container imageDigestPackageFixed in
seldonio/seldon-core-operator:1.19.0544e3bf71bd1
stdlib@go1.24.11
1.25.10

Open the chart page →

1,156
bentoself-hosters-by-nightVerified publisher0.9.11 of 1See more

bento self-hosters-by-night 0.9.1

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

Container imageDigestPackageFixed in
ghcr.io/warpstreamlabs/bento:1.8.121715979aefa
stdlib@go1.23.10
1.25.10

Open the chart page →

1,557
lldapself-hosters-by-nightVerified publisher0.5.22 of 2See more

lldap self-hosters-by-night 0.5.2

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

Container imageDigestPackageFixed in
library/postgres:18.11090bc3a8ccf
stdlib@go1.24.6
1.25.10
ghcr.io/lldap/lldap:2025-05-193de697c3ba57
stdlib@go1.18.2
1.25.10

Open the chart page →

4,661
appshini4iVerified publisher0.4.01 of 1See more

app shini4i 0.4.0

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

Container imageDigestPackageFixed in
traefik/whoami:v1.10.21474027c3166
stdlib@go1.22.2
1.25.10

Open the chart page →

901
skypilotskypilotOfficialVerified publisher0.13.03 of 3See more

skypilot skypilot 0.13.0

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

Container imageDigestPackageFixed in
berkeleyskypilot/skypilot:0.13.03bc8bf8f4d83
stdlib@go1.26.2
1.25.10
registry.k8s.io/ingress-nginx/controller:v1.11.8695d79381ee6
stdlib@go1.24.4
1.25.10
registry.k8s.io/ingress-nginx/kube-webhook-certgen:v1.6.0c9f76a75fd00
stdlib@go1.24.4
1.25.10

Open the chart page →

7,449
corednssoftizyVerified publisher0.2.01 of 1See more

coredns softizy 0.2.0

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

Container imageDigestPackageFixed in
coredns/coredns:1.10.1a0ead06651cf
stdlib@go1.20
1.25.10

Open the chart page →

2,343
knative-servingsoftonic3.0.05 of 5See more

knative-serving softonic 3.0.0

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

Container imageDigestPackageFixed in
gcr.io/knative-releases/knative.dev/net-certmanager/cmd/webhookdigest-pinned873b968f02b5
stdlib@go1.14.2
1.25.10
gcr.io/knative-releases/knative.dev/serving/cmd/activatordigest-pinneda5de0fb75046
stdlib@go1.14.2
1.25.10
gcr.io/knative-releases/knative.dev/serving/cmd/autoscalerdigest-pinned2ef460356b17
stdlib@go1.14.2
1.25.10
gcr.io/knative-releases/knative.dev/serving/cmd/controllerdigest-pinned30ce73388ae5
stdlib@go1.14.2
1.25.10
gcr.io/knative-releases/knative.dev/serving/cmd/webhookdigest-pinnedf16c0e022203
stdlib@go1.14.2
1.25.10

Open the chart page →

17,822
ingressmonitorcontrollerstakaterVerified publisher2.2.131 of 1See more

ingressmonitorcontroller stakater 2.2.13

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

Container imageDigestPackageFixed in
ghcr.io/stakater/ingressmonitorcontroller:v2.2.133301afb61c10
stdlib@go1.24.13
1.25.10

Open the chart page →

791
sn-platformstreamnative1.11.466 of 9See more

sn-platform streamnative 1.11.46

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

Container imageDigestPackageFixed in
jimmidyson/configmap-reload:v0.8.05af9d3041d12
stdlib@go1.19.2
1.25.10
streamnative/apache-pulsar-grafana-dashboard-k8s:0.1.20e6d7aa3ef32
stdlib@go1.20.4
1.25.10
streamnative/pulsar_vault_init:v1.0.731533fa9fab7
stdlib@go1.17.11
1.25.10
quay.io/prometheus/alertmanager:v0.25.0fd4d9a3dd1fd
stdlib@go1.19.4
1.25.10
quay.io/prometheus/node-exporter:v1.5.039c642b2b337
stdlib@go1.19.3
1.25.10
quay.io/prometheus/prometheus:v2.43.0f5c29683a301
stdlib@go1.19.7
1.25.10

Open the chart page →

77,572
pocketbasetechwolf12Verified publisher0.29.31 of 1See more

pocketbase techwolf12 0.29.3

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

Container imageDigestPackageFixed in
ghcr.io/techwolf12/pocketbase:0.29.3106099641679
stdlib@go1.24.6
1.25.10

Open the chart page →

1,822
pretixtechwolf12Verified publisher2026.7.01 of 3See more

pretix techwolf12 2026.7.0

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

Container imageDigestPackageFixed in
library/postgres:18.4a02db8cac496
stdlib@go1.24.6
1.25.10

Open the chart page →

11,775
mealieth-chartsVerified publisher0.5.11 of 1See more

mealie th-charts 0.5.1

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

Container imageDigestPackageFixed in
ghcr.io/mealie-recipes/mealie:v3.7.0bb2939094eed
stdlib@go1.24.4
1.25.10

Open the chart page →

4,603
thingsboard-clusterthingsboard-cluster-bettaVerified publisher0.2.263 of 6See more

thingsboard-cluster thingsboard-cluster-betta 0.2.26

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

Container imageDigestPackageFixed in
bitnamilegacy/kafka:3.5.0-debian-11-r08657bb93a581
stdlib@go1.20.5
1.25.10
bitnamilegacy/redis:7.2.1-debian-11-r0fa288394f402
stdlib@go1.19.12
1.25.10
bitnamilegacy/zookeeper:3.9.0-debian-11-r1110ed1ea3c8d1
stdlib@go1.19.12
1.25.10

Open the chart page →

17,461
feedbacksystemthm-mni-iiVerified publisher0.48.16 of 14See more

feedbacksystem thm-mni-ii 0.48.1

6 of the 14 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
bitnamilegacy/minio:2023.12.23-debian-11-r25bb0aa825d16
stdlib@go1.21.5
1.25.10
bitnamilegacy/mongodb:6.0.10-debian-11-r842319decb591
stdlib@go1.19.12
1.25.10
bitnamilegacy/mysql:8.0.35-debian-11-r2be03e8ea6129
stdlib@go1.21.5
1.25.10
library/docker:20.10.21-dind3153fa63f546
stdlib@go1.18.7
1.25.10
ghcr.io/thm-mni-ii/fbs-qcm-frontend:v2.0.6fc8ab4ce0654
stdlib@go1.20.12
1.25.10
ghcr.io/thm-mni-ii/fbs-runner:v2.0.62565e6005690
stdlib@go1.20.11
1.25.10

Open the chart page →

29,017
topaztopaz0.2.51 of 1See more

topaz topaz 0.2.5

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

Container imageDigestPackageFixed in
ghcr.io/aserto-dev/topaz:0.32.594c708ecf7dc4
stdlib@go1.24.2
1.25.10

Open the chart page →

2,134
maeshtraefikOfficialVerified publisher2.1.21 of 7See more

maesh traefik 2.1.2

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

Container imageDigestPackageFixed in
containous/maesh:v1.3.2587162516502
stdlib@go1.14.4
1.25.10

Open the chart page →

5,820
traefik-meshtraefikOfficialVerified publisher4.1.13 of 7See more

traefik-mesh traefik 4.1.1

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

Container imageDigestPackageFixed in
jaegertracing/all-in-one:1.18db45c07f2e1b
stdlib@go1.14.4
1.25.10
library/traefik:v2.57d5a6ae66572
stdlib@go1.17.6
1.25.10
traefik/mesh:v1.4.8cf071f3e165c
stdlib@go1.19
1.25.10

Open the chart page →

12,579
k8s-ttl-controllertwin0.4.01 of 1See more

k8s-ttl-controller twin 0.4.0

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

Container imageDigestPackageFixed in
ghcr.io/twin/k8s-ttl-controller:v1.4.00525a7def93d
stdlib@go1.24.1
1.25.10

Open the chart page →

789
argocdtwomartensVerified publisher0.1.12 of 3See more

argocd twomartens 0.1.1

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

Container imageDigestPackageFixed in
ghcr.io/dexidp/dex:v2.37.0f579d00721b0
stdlib@go1.19.6
1.25.10
quay.io/argoproj/argocd:v2.8.6acaf37352569
stdlib@go1.20.4
1.25.10

Open the chart page →

12,142
crossplaneupbound-stable2.4.2-up.11 of 5See more

crossplane upbound-stable 2.4.2-up.1

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

Container imageDigestPackageFixed in
library/postgres:14c2427de38f99
stdlib@go1.24.6
1.25.10

Open the chart page →

1,694
uptraceuptrace2.0.21 of 2See more

uptrace uptrace 2.0.2

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

Container imageDigestPackageFixed in
uptrace/uptrace:2.0.234a02c3b2d12
stdlib@go1.24.10
1.25.10

Open the chart page →

1,910
vaultvaultVerified publisher1.22.02 of 4See more

vault vault 1.22.0

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

Container imageDigestPackageFixed in
alpine/k8s:1.35.5d870622d0040
stdlib@go1.26.0
1.25.10
prom/statsd-exporter:v0.29.0632f70580492
stdlib@go1.26.0
1.25.10

Open the chart page →

5,435
vouchvouchVerified publisher3.2.01 of 1See more

vouch vouch 3.2.0

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

Container imageDigestPackageFixed in
quay.io/vouch/vouch-proxy:0.39d34e220de3cf
stdlib@go1.18.10
1.25.10

Open the chart page →

1,654
vsphere-cpivsphere-tmm1.6.01 of 1See more

vsphere-cpi vsphere-tmm 1.6.0

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

Container imageDigestPackageFixed in
registry.k8s.io/cloud-pv-vsphere/cloud-provider-vsphere:v1.28.0026f63d9ed42
stdlib@go1.20.7
1.25.10

Open the chart page →

1,866
gethvulcanlink1.10.231 of 1See more

geth vulcanlink 1.10.23

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

Container imageDigestPackageFixed in
ethereum/client-go:v1.10.23cce21b423165
stdlib@go1.18.5
1.25.10

Open the chart page →

2,946
api-firewallwallarmVerified publisher0.9.61 of 1See more

api-firewall wallarm 0.9.6

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

Container imageDigestPackageFixed in
wallarm/api-firewall:v0.9.64d45db0ff240
stdlib@go1.25.8
1.25.10

Open the chart page →

1,225
wallarm-ingresswallarmVerified publisher5.3.10-12 of 2See more

wallarm-ingress wallarm 5.3.10-1

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

Container imageDigestPackageFixed in
wallarm/ingress-controller:5.3.10.1a1fecfdf987e
stdlib@go1.23.1
1.25.10
registry.k8s.io/ingress-nginx/kube-webhook-certgen:v1.4.4a9f03b34a3cb
stdlib@go1.22.8
1.25.10

Open the chart page →

1,963
wallarm-sidecarwallarmOfficialVerified publisher6.13.21 of 3See more

wallarm-sidecar wallarm 6.13.2

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

Container imageDigestPackageFixed in
registry.k8s.io/ingress-nginx/kube-webhook-certgen:v1.4.136d05b4077fb
stdlib@go1.22.2
1.25.10

Open the chart page →

1,413
wasmcloud-chartwasmcloud-chartVerified publisher0.7.21 of 2See more

wasmcloud-chart wasmcloud-chart 0.7.2

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

Container imageDigestPackageFixed in
library/nats:2.10.7-alpine1bcddab51b80
stdlib@go1.21.5
1.25.10

Open the chart page →

3,998
argo-cdwenerme10.9.62 of 3See more

argo-cd wenerme 10.9.6

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

Container imageDigestPackageFixed in
ghcr.io/dexidp/dex:v2.45.18499afd690c4
stdlib@go1.25.6
1.25.10
quay.io/argoproj/argocd:v3.5.3dd3f47d5a5e4
stdlib@go1.26.2
1.25.10

Open the chart page →

3,862
minio-operatorwenerme4.3.71 of 2See more

minio-operator wenerme 4.3.7

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

Container imageDigestPackageFixed in
minio/operator:v4.3.754393e03f3b2
stdlib@go1.17.4
1.25.10

Open the chart page →

7,103
wgerwgerOfficialVerified publisher2.0.01 of 7See more

wger wger 2.0.0

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

Container imageDigestPackageFixed in
library/postgres:15.186eb0add3b77c
stdlib@go1.24.6
1.25.10

Open the chart page →

8,862
wharf-helmwharf-helmOfficialVerified publisher3.2.64 of 5See more

wharf-helm wharf-helm 3.2.6

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

Container imageDigestPackageFixed in
quay.io/iver-wharf/wharf-api:v5.2.0b736b345437d
stdlib@go1.18.1
1.25.10
quay.io/iver-wharf/wharf-provider-azuredevops:v3.0.12fe7e4dcffdf
stdlib@go1.18.2
1.25.10
quay.io/iver-wharf/wharf-provider-github:v3.0.177a22cb45c2a
stdlib@go1.18.2
1.25.10
quay.io/iver-wharf/wharf-provider-gitlab:v2.0.1d7079e0890da
stdlib@go1.18.2
1.25.10

Open the chart page →

13,270
windmillwindmill4.0.2681 of 3See more

windmill windmill 4.0.268

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

Container imageDigestPackageFixed in
library/postgres:185a5a84b19854
stdlib@go1.24.6
1.25.10

Open the chart page →

1,694

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.