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
4,139
of 17,837 indexed, latest versions
Container images
4,712
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 4,139 of 17,837 indexed charts deploy, on 4,712 images.

Affected packageAffected versionsFixed inImages
golang-1.19deb1.19.8-2no fix listed1
stdlibgolanggo1.13, go1.13.1, go1.13.3, go1.13.4+182 more1.25.104,712
OSV records
DEBIAN-CVE-2026-39820GO-2026-4986
Also known as
BIT-golang-2026-39820

Charts affected

4,139 by stars
ChartLatestAffected imagesRadar Score
llo-docker-operatoreclipse-aeriosVerified publisher1.0.02 of 2See more

llo-docker-operator eclipse-aerios 1.0.0

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

Container imageDigestPackageFixed in
eclipseaerios/llo-docker-operator:1.1.2d7ec28bfe735
stdlib@go1.23.12
1.25.10
quay.io/brancz/kube-rbac-proxy:v0.14.158d91a5faaf8
stdlib@go1.19.4
1.25.10

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2,194
llo-k8seclipse-aeriosVerified publisher1.1.02 of 2See more

llo-k8s eclipse-aerios 1.1.0

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

Container imageDigestPackageFixed in
eclipseaerios/llo-k8s-operator:1.4.12b2c0cf26fd2
stdlib@go1.21.13
1.25.10
quay.io/brancz/kube-rbac-proxy:v0.14.158d91a5faaf8
stdlib@go1.19.4
1.25.10

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2,166
llo-natseclipse-aeriosVerified publisher1.0.01 of 1See more

llo-nats eclipse-aerios 1.0.0

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

Container imageDigestPackageFixed in
library/nats:2.11.4c8cd23806eef
stdlib@go1.24.3
1.25.10

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838
mintakaeclipse-aeriosVerified publisher1.0.01 of 2See more

mintaka eclipse-aerios 1.0.0

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

Container imageDigestPackageFixed in
timescale/timescaledb-postgis:latest-pg127758704d4a14
stdlib@go1.14
1.25.10

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11,520
openfaas2eclipse-aeriosVerified publisher12.0.56 of 6See more

openfaas2 eclipse-aerios 12.0.5

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

Container imageDigestPackageFixed in
library/nats-streaming:0.25.5ced93c701875
stdlib@go1.19.10
1.25.10
prom/prometheus:v2.51.24f6c47e39a90
stdlib@go1.22.2
1.25.10
ghcr.io/openfaas/faas-netes:0.18.1224431adc8e2d
stdlib@go1.23.4
1.25.10
ghcr.io/openfaas/gateway:0.27.1382b15393116e
stdlib@go1.24.6
1.25.10
ghcr.io/openfaasltd/jetstream-queue-worker:0.3.37d96366e208b1
stdlib@go1.22.1
1.25.10
quay.io/prometheus/alertmanager:v0.27.0e13b6ed5cb92
stdlib@go1.21.7
1.25.10

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6,847
openldap-stack-haeclipse-aeriosVerified publisher4.1.21 of 4See more

openldap-stack-ha eclipse-aerios 4.1.2

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

Container imageDigestPackageFixed in
eclipseaerios/openldap:2.6.30208743f315e
stdlib@go1.18.2
1.25.10

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7,540
orion-ldeclipse-aeriosVerified publisher1.0.01 of 2See more

orion-ld eclipse-aerios 1.0.0

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

Container imageDigestPackageFixed in
library/mongo:7.0.12ae1cf99fa7bf
stdlib@go1.21.12
1.25.10

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9,914
chartecr-toke-renew0.1.51 of 1See more

chart ecr-toke-renew 0.1.5

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

Container imageDigestPackageFixed in
itzmanish/ecr-token-renew:latest02154d1c05b5
stdlib@go1.16.6
1.25.10

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2,820
edge-accessedge-accessVerified publisher0.1.01 of 1See more

edge-access edge-access 0.1.0

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

Container imageDigestPackageFixed in
quay.io/oauth2-proxy/oauth2-proxy:v7.13.056e3daedf765
stdlib@go1.25.4
1.25.10

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677
continuum-proxyedgelesssysVerified publisher1.5.11 of 1See more

continuum-proxy edgelesssys 1.5.1

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

Container imageDigestPackageFixed in
ghcr.io/edgelesssys/continuum/continuum-proxydigest-pinned24c76f294a80
stdlib@go1.23.3
1.25.10

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859
marblerunedgelesssysVerified publisher1.9.21 of 1See more

marblerun edgelesssys 1.9.2

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

Container imageDigestPackageFixed in
ghcr.io/edgelesssys/marblerun/coordinator:v1.9.2e589db0d0a2c
stdlib@go1.26.1
1.25.10

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1,910
marblerun-coordinatoredgelesssysVerified publisher0.5.01 of 1See more

marblerun-coordinator edgelesssys 0.5.0

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

Container imageDigestPackageFixed in
ghcr.io/edgelesssys/coordinator:v0.5.0bcd5b8d4c45c
stdlib@go1.16.7
1.25.10

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11,096
pagesedgwarepages1.0.01 of 3See more

pages edgwarepages 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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20,381
grafanaedu5.3.01 of 1See more

grafana edu 5.3.0

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

Container imageDigestPackageFixed in
grafana/grafana:7.0.3d72946c8e5d5
stdlib@go1.14.3
1.25.10

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3,200
prometheusedu11.6.04 of 6See more

prometheus edu 11.6.0

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

Container imageDigestPackageFixed in
prom/alertmanager:v0.20.07e4e9f7a0954
stdlib@go1.13.5
1.25.10
prom/prometheus:v2.19.0bfad037f95e5
stdlib@go1.14.4
1.25.10
prom/pushgateway:v1.2.00a9031142481
stdlib@go1.13.8
1.25.10
quay.io/prometheus/node-exporter:v1.0.1cf66a6bbd573
stdlib@go1.14.4
1.25.10

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8,495
education-componenteducation-component1.0.01 of 3See more

education-component education-component 1.0.0

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

Container imageDigestPackageFixed in
ghcr.io/conductionnl/education-component-php:latestda6b05a1a601
stdlib@go1.13.10
1.25.10

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7,343
cert-manager-cpanel-dns-webhookegebackVerified publisher1.0.61 of 1See more

cert-manager-cpanel-dns-webhook egeback 1.0.6

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

Container imageDigestPackageFixed in
jamesorlakin/cert-manager-cpanel-dns-webhook:v0.3.03894dc11b236
stdlib@go1.22.8
1.25.10

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1,300
home-assistantegebackVerified publisher2.0.351 of 1See more

home-assistant egeback 2.0.35

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

Container imageDigestPackageFixed in
ghcr.io/home-assistant/home-assistant:2026.8.256690a89c79a
stdlib@go1.23.3
1.25.10

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2,219
unifiegebackVerified publisher2.1.61 of 1See more

unifi egeback 2.1.6

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

Container imageDigestPackageFixed in
jacobalberty/unifi:v10.0.162896c0ab82d33
stdlib@go1.24.6
1.25.10

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7,545
uptime-kumaegebackVerified publisher2.0.121 of 1See more

uptime-kuma egeback 2.0.12

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

Container imageDigestPackageFixed in
louislam/uptime-kuma:2.5.0a8610b3b4c38
stdlib@go1.20.5
1.25.10

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31,332
egressgatewayegressgateway0.6.92 of 2See more

egressgateway egressgateway 0.6.9

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

Container imageDigestPackageFixed in
ghcr.io/spidernet-io/egressgateway-agent:v0.6.9a8ec2f74c9d0
stdlib@go1.24.4
1.25.10
ghcr.io/spidernet-io/egressgateway-controller:v0.6.99deda7b68c34
stdlib@go1.24.4
1.25.10

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4,054
eg-universal-agent-operatoreg-universal-agent-operatorVerified publisher0.0.51 of 1See more

eg-universal-agent-operator eg-universal-agent-operator 0.0.5

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

Container imageDigestPackageFixed in
eginnovations/universal-agent-operator:0.0.11b8e3e26dca1b
stdlib@go1.24.6
1.25.10

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581
eherkenning-uieherkenning-ui1.0.01 of 3See more

eherkenning-ui eherkenning-ui 1.0.0

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

Container imageDigestPackageFixed in
ghcr.io/conductionnl/eherkenning-ui-php:latestdeed102b4255
stdlib@go1.13.10
1.25.10

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7,523
ejabberdejabberdVerified publisher0.1.01 of 1See more

ejabberd ejabberd 0.1.0

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

Container imageDigestPackageFixed in
indevlab/ejabberd:24.12-k8s8bc689d093a7
stdlib@go1.23.6
1.25.10

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904
mongodb-charteks-3-tier-app-chart0.1.01 of 1See more

mongodb-chart eks-3-tier-app-chart 0.1.0

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

Container imageDigestPackageFixed in
library/mongo:4.4.66efa05203990
stdlib@go1.16.3
1.25.10

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8,109
postgresqleks-storageclass0.1.01 of 1See more

postgresql eks-storageclass 0.1.0

1 of the 1 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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1,291
elastic-agentelasticVerified publisher9.5.41 of 2See more

elastic-agent elastic 9.5.4

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

Container imageDigestPackageFixed in
registry.k8s.io/kube-state-metrics/kube-state-metrics:v2.16.0e750cd4b43f7
stdlib@go1.24.4
1.25.10

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768
kube-state-metricselasticVerified publisher6.1.01 of 1See more

kube-state-metrics elastic 6.1.0

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

Container imageDigestPackageFixed in
registry.k8s.io/kube-state-metrics/kube-state-metrics:v2.16.0e750cd4b43f7
stdlib@go1.24.4
1.25.10

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768
seafileeleksbai0.1.12 of 3See more

seafile eleksbai 0.1.1

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

Container imageDigestPackageFixed in
library/mariadb:10.640153feb479c
stdlib@go1.24.6
1.25.10
seafileltd/seafile-mc:9.0.106693911bcc40
stdlib@go1.19
1.25.10

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89,712
elk-stackelk-stack-test1.0.21 of 9See more

elk-stack elk-stack-test 1.0.2

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

Container imageDigestPackageFixed in
library/logstash:9.1.233eae14f0867
stdlib@go1.23.12
1.25.10

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3,191
elsaelsa0.1.01 of 4See more

elsa elsa 0.1.0

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

Container imageDigestPackageFixed in
ghcr.io/stakater/reloader:v1.4.4a571c5b32c0f
stdlib@go1.24.4
1.25.10

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398
rabbitmqemberstackVerified publisher1.0.211 of 1See more

rabbitmq emberstack 1.0.21

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

Container imageDigestPackageFixed in
library/rabbitmq:managementddc75301edf5
stdlib@go1.22.2
1.25.10

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849
emissary-ingressemissary-ingress4.1.01 of 1See more

emissary-ingress emissary-ingress 4.1.0

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

Container imageDigestPackageFixed in
ghcr.io/emissary-ingress/emissary:4.1.04a981156abee
stdlib@go1.24.13
1.25.10

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982
Navidromeemmas-chartsVerified publisher0.0.41 of 1See more

Navidrome emmas-charts 0.0.4

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

Container imageDigestPackageFixed in
deluan/navidrome:0.49.311a24da08977
stdlib@go1.19.5
1.25.10

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2,838
parrot-mirroremmas-chartsVerified publisher1.0.01 of 1See more

parrot-mirror emmas-charts 1.0.0

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

Container imageDigestPackageFixed in
registry.gitlab.com/parrotsec/project/parrot-mirror-docker:mainf91b602ca572
stdlib@go1.21.0
1.25.10

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2,262
cost-reportempathyco0.7.81 of 1See more

cost-report empathyco 0.7.8

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

Container imageDigestPackageFixed in
empathyco/cost-report:0.0.124f1e26eaacbf
stdlib@go1.15.15
1.25.10

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1,168
deadman-switchempathyco0.0.21 of 1See more

deadman-switch empathyco 0.0.2

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

Container imageDigestPackageFixed in
gcr.io/pingcap-public/deadmansswitch:1.04861d81aa528
stdlib@go1.16.3
1.25.10

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1,259
elasticsearch-umbrellaempathyco0.8.121 of 3See more

elasticsearch-umbrella empathyco 0.8.12

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

Container imageDigestPackageFixed in
prometheuscommunity/elasticsearch-exporter:v1.3.0fe735268fbdc
stdlib@go1.16.9
1.25.10

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10,719
yace-exporterempathyco0.1.01 of 1See more

yace-exporter empathyco 0.1.0

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

Container imageDigestPackageFixed in
ghcr.io/nerdswords/yet-another-cloudwatch-exporter:v0.32.0-alpha71e24278a049
stdlib@go1.17.3
1.25.10

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1,643
edge-operatoremqx-operator0.0.51 of 1See more

edge-operator emqx-operator 0.0.5

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

Container imageDigestPackageFixed in
emqx/edge-operator-controller:0.0.553865c1267d9
stdlib@go1.19.10
1.25.10

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1,330
kube-ecp-stackemqx-operator2.5.111 of 16See more

kube-ecp-stack emqx-operator 2.5.1

11 of the 16 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
emqx/ecp-emqx-agent-downloader:2.5.1a8431baa7950
stdlib@go1.23.3
1.25.10
emqx/ecp-main:2.5.1fa876f71e5d6
stdlib@go1.22.0
1.25.10
emqxecp/otelcol:2.5.04c31d9bec846
stdlib@go1.22.12
1.25.10
library/telegraf:1.27507a3eecf809
stdlib@go1.20.7
1.25.10
ghcr.io/buoyantio/prometheus:v2.55.12659f4c2ebb7
stdlib@go1.23.2
1.25.10
quay.io/jetstack/cert-manager-cainjector:v1.16.13c49185718cf
stdlib@go1.23.2
1.25.10
quay.io/jetstack/cert-manager-controller:v1.16.1ae5e14401cde
stdlib@go1.23.2
1.25.10
quay.io/jetstack/cert-manager-startupapicheck:v1.16.1b4a5e42f6dbf
stdlib@go1.23.2
1.25.10
quay.io/jetstack/cert-manager-webhook:v1.16.16edf44244b2a
stdlib@go1.23.2
1.25.10
quay.io/prometheus-operator/prometheus-config-reloader:v0.78.1e2dc5623bcdd
stdlib@go1.23.2
1.25.10
quay.io/prometheus/pushgateway:v1.10.07a4d0696a24e
stdlib@go1.23.1
1.25.10

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24,166
cnpg-monitoringenixVerified publisher0.3.01 of 1See more

cnpg-monitoring enix 0.3.0

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

Container imageDigestPackageFixed in
registry.k8s.io/kube-state-metrics/kube-state-metrics:v2.13.0639a1e2da549
stdlib@go1.22.5
1.25.10

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825
kube-packetloss-exporterenixVerified publisher0.2.12 of 2See more

kube-packetloss-exporter enix 0.2.1

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

Container imageDigestPackageFixed in
bitnamilegacy/kubectl:1.3164614ef8290f
stdlib@go1.23.4
1.25.10
quay.io/superq/smokeping-prober:v0.7.125d07dfc1d7e
stdlib@go1.20.5
1.25.10

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6,237
mariadb-operator-monitoringenixVerified publisher0.1.01 of 1See more

mariadb-operator-monitoring enix 0.1.0

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

Container imageDigestPackageFixed in
registry.k8s.io/kube-state-metrics/kube-state-metrics:v2.17.02bbc91556733
stdlib@go1.24.6
1.25.10

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745
monitoring-proxyenixVerified publisher0.3.01 of 2See more

monitoring-proxy enix 0.3.0

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

Container imageDigestPackageFixed in
quay.io/brancz/kube-rbac-proxy:v0.16.02c8f8c357ff8
stdlib@go1.21.7
1.25.10

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4,020
network-exporterenixVerified publisher0.3.01 of 1See more

network-exporter enix 0.3.0

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

Container imageDigestPackageFixed in
syepes/network_exporter:1.8.000af1691570e
stdlib@go1.25.1
1.25.10

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1,374
zfs-exporterenixVerified publisher2.2.01 of 1See more

zfs-exporter enix 2.2.0

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

Container imageDigestPackageFixed in
quay.io/enix/zfs-exporter:2.3.1223b053f1cbd0
stdlib@go1.24.2
1.25.10

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979
ai-gateway-helmenvoy-ai-gateway0.0.0-003ab39f36923b5d40609a601e2951b73f6318fb1 of 1See more

ai-gateway-helm envoy-ai-gateway 0.0.0-003ab39f36923b5d40609a601e2951b73f6318fb

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

Container imageDigestPackageFixed in
envoyproxy/ai-gateway-controller:003ab39f36923b5d40609a601e2951b73f6318fbec1f06ee29a7
stdlib@go1.24.6
1.25.10

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863
eoapi-supporteoapiVerified publisher0.1.76 of 7See more

eoapi-support eoapi 0.1.7

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

Container imageDigestPackageFixed in
grafana/grafana:10.3.38640e5038e83
stdlib@go1.21.5
1.25.10
quay.io/prometheus-operator/prometheus-config-reloader:v0.67.014feefde1b80
stdlib@go1.20.6
1.25.10
quay.io/prometheus/node-exporter:v1.6.181f94e50ea37
stdlib@go1.20.6
1.25.10
quay.io/prometheus/prometheus:v2.47.0c5dd35038287
stdlib@go1.21.0
1.25.10
registry.k8s.io/kube-state-metrics/kube-state-metrics:v2.10.0ec5d6f6be228
stdlib@go1.20.7
1.25.10
registry.k8s.io/prometheus-adapter/prometheus-adapter:v0.11.1e6a43c83ab16
stdlib@go1.20.4
1.25.10

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8,700
backendeoc-chartsVerified publisher0.1.01 of 1See more

backend eoc-charts 0.1.0

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

Container imageDigestPackageFixed in
hashicorp/http-echo:latestfcb75f691c8b
stdlib@go1.21.1
1.25.10

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550

Container images carrying it

4,712 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/livenessprobe:v2.9.02b10b24dafdc
stdlib@go1.19
1.25.10
1
registry.k8s.io/sig-storage/livenessprobe:v2.11.082adbebdf5d5
stdlib@go1.20.5
1.25.10
1
registry.k8s.io/sig-storage/local-volume-provisioner:v2.8.03e2bf2eaef9f
stdlib@go1.23.4
1.25.10
1
registry.k8s.io/sig-storage/local-volume-provisioner:v2.9.0f9d65db8bda2
stdlib@go1.25.5
1.25.10
1
registry.k8s.io/sig-storage/nfsplugin:v4.11.0ce5b5ccd5eb0
stdlib@go1.23.6
1.25.10
1
registry.k8s.io/sig-storage/nfs-subdir-external-provisioner:v4.0.03ce0fdba4d8e
stdlib@go1.15
1.25.10
1
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 24 Sept 2026

Corrections: contact@stackradar.io

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