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
browser-opsaerokube2.6.71 of 1See more

browser-ops aerokube 2.6.7

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

Container imageDigestPackageFixed in
quay.io/aerokube/browser-ops:2.6.7807c1bb67086
stdlib@go1.22.2
1.25.10

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558
moonaerokube1.1.373 of 3See more

moon aerokube 1.1.37

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

Container imageDigestPackageFixed in
aerokube/moon:1.9.17da76ca51220d
stdlib@go1.22.3
1.25.10
aerokube/moon-api:1.9.176b6323e75785
stdlib@go1.22.3
1.25.10
aerokube/selenoid-ui:1.10.113f3e299509fd
stdlib@go1.21.5
1.25.10

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2,468
msockperfaetrius2.0.81 of 2See more

msockperf aetrius 2.0.8

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

Container imageDigestPackageFixed in
ghcr.io/aetrius/msockperf-client/msockperf-client:main820af919c5e2
stdlib@go1.22.1
1.25.10

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4,643
agendaserviceagendaservice1.0.01 of 3See more

agendaservice agendaservice 1.0.0

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

Container imageDigestPackageFixed in
conduction/agendaservice-php:latest9cfeeb6c7c20
stdlib@go1.13.10
1.25.10

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7,268
agentgateway-route-reconcileragentgateway-route-reconciler0.3.11 of 1See more

agentgateway-route-reconciler agentgateway-route-reconciler 0.3.1

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

Container imageDigestPackageFixed in
ghcr.io/ricardozd/agentgateway-route-reconciler:0.3.1846f6e407c96
stdlib@go1.24.13
1.25.10

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262
agentkube-operatoragentkube-operator0.3.01 of 1See more

agentkube-operator agentkube-operator 0.3.0

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

Container imageDigestPackageFixed in
quay.io/prometheus/prometheus:v2.43.0f5c29683a301
stdlib@go1.19.7
1.25.10

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1,729
mt-channel-brokerahhhhVerified publisher0.1.03 of 3See more

mt-channel-broker ahhhh 0.1.0

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

Container imageDigestPackageFixed in
gcr.io/knative-releases/knative.dev/eventing/cmd/broker/filterdigest-pinnedd675f211a40f
stdlib@go1.22.8
1.25.10
gcr.io/knative-releases/knative.dev/eventing/cmd/broker/ingressdigest-pinnedec4b544499ba
stdlib@go1.22.8
1.25.10
gcr.io/knative-releases/knative.dev/eventing/cmd/mtchannel_brokerdigest-pinned395f4ff1bd34
stdlib@go1.22.8
1.25.10

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2,631
net-istioahhhhVerified publisher0.1.12 of 2See more

net-istio ahhhh 0.1.1

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

Container imageDigestPackageFixed in
gcr.io/knative-releases/knative.dev/net-istio/cmd/controllerdigest-pinnede70bc675f977
stdlib@go1.22.8
1.25.10
gcr.io/knative-releases/knative.dev/net-istio/cmd/webhookdigest-pinned7d76a6d42d13
stdlib@go1.22.8
1.25.10

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1,148
net-kourierahhhhVerified publisher0.18.11 of 1See more

net-kourier ahhhh 0.18.1

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

Container imageDigestPackageFixed in
gcr.io/knative-releases/knative.dev/net-kourier/cmd/kourierdigest-pinned15a601147ef4
stdlib@go1.24.2
1.25.10

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527
airbyte-keycloakairbyteVerified publisher0.1.21 of 2See more

airbyte-keycloak airbyte 0.1.2

1 of the 2 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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1,460
pod-sweeperairbyteVerified publisher1.5.11 of 1See more

pod-sweeper airbyte 1.5.1

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

Container imageDigestPackageFixed in
airbyte/pod-sweeper:1.5.198d2c39d512e
stdlib@go1.23.4
1.25.10

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5,227
airbyteairbyte-v2Verified publisher2.3.03 of 10See more

airbyte airbyte-v2 2.3.0

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

Container imageDigestPackageFixed in
airbyte/db:2.3.000cc017f0393
stdlib@go1.24.6
1.25.10
airbyte/minio:RELEASE.2023-11-20T22-40-07Zfdae972eaf0e
stdlib@go1.21.4
1.25.10
temporalio/auto-setup:1.27.2b44cbfeb43db
stdlib@go1.23.2
1.25.10

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13,605
airports-kafkaairports-kafka0.1.01 of 2See more

airports-kafka airports-kafka 0.1.0

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

Container imageDigestPackageFixed in
wurstmeister/kafka:latest2d4bbf9cc83d
stdlib@go1.17.10
1.25.10

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4,683
airports-postgresairports-postgres0.1.01 of 1See more

airports-postgres airports-postgres 0.1.0

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

Container imageDigestPackageFixed in
postgis/postgis:latest01a6a70e41e6
stdlib@go1.18.2
1.25.10

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1,031
akriakri0.12.551 of 3See more

akri akri 0.12.55

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

Container imageDigestPackageFixed in
registry.k8s.io/ingress-nginx/kube-webhook-certgen:v1.1.164d8c73dca98
stdlib@go1.16.9
1.25.10

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1,551
aktoakto0.2.01 of 7See more

akto akto 0.2.0

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

Container imageDigestPackageFixed in
keelhq/keel:latest73714afb4443
stdlib@go1.23.4
1.25.10

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15,062
akto-ai-guardrailsakto0.1.21 of 2See more

akto-ai-guardrails akto 0.1.2

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

Container imageDigestPackageFixed in
public.ecr.aws/aktosecurity/akto-agent-guard-service:latest5c6ff17c5849
stdlib@go1.25.5
1.25.10

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256
akto-aws-api-gateway-connectorakto0.1.11 of 1See more

akto-aws-api-gateway-connector akto 0.1.1

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

Container imageDigestPackageFixed in
aktosecurity/mirror-api-logging:api-gateway-logging-multi-logging1a1bc76d50fe
stdlib@go1.23.3
1.25.10

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416
akto-hybrid-redactakto1.44.72 of 5See more

akto-hybrid-redact akto 1.44.7

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

Container imageDigestPackageFixed in
keelhq/keel:latest73714afb4443
stdlib@go1.23.4
1.25.10
public.ecr.aws/aktosecurity/confluentinc-cp-kafka:8.1.1-1-ubi9d20bd62f0182
stdlib@go1.25.4
1.25.10

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5,701
akto-k8s-ebpf-openshiftakto0.1.11 of 1See more

akto-k8s-ebpf-openshift akto 0.1.1

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

Container imageDigestPackageFixed in
public.ecr.aws/aktosecurity/mirror-api-logging:k8s_ebpf_core_impd94ce715f051
stdlib@go1.25.9
1.25.10

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1,438
akto-mini-runtime-shaakto0.7.231 of 3See more

akto-mini-runtime-sha akto 0.7.23

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

Container imageDigestPackageFixed in
public.ecr.aws/aktosecurity/confluentinc-cp-kafkadigest-pinnedd20bd62f0182
stdlib@go1.25.4
1.25.10

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3,779
akto-mini-testingakto1.45.71 of 5See more

akto-mini-testing akto 1.45.7

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

Container imageDigestPackageFixed in
public.ecr.aws/aktosecurity/keelhq-keel:akto_v1.0.01eb61443d68e
stdlib@go1.23.4
1.25.10

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7,598
akto-mini-testing-kafkaakto1.42.11 of 5See more

akto-mini-testing-kafka akto 1.42.1

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

Container imageDigestPackageFixed in
keelhq/keel:latest73714afb4443
stdlib@go1.23.4
1.25.10

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7,178
akto-mrs-runtime-combinedakto0.0.21 of 2See more

akto-mrs-runtime-combined akto 0.0.2

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

Container imageDigestPackageFixed in
public.ecr.aws/aktosecurity/confluentinc-cp-kafka:8.1.0-1-ubi99026dbbf280d
stdlib@go1.24.6
1.25.10

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2,185
akto-protectionakto0.1.01 of 4See more

akto-protection akto 0.1.0

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

Container imageDigestPackageFixed in
keelhq/keel:latest73714afb4443
stdlib@go1.23.4
1.25.10

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12,032
akto-source-code-analyserakto0.1.51 of 3See more

akto-source-code-analyser akto 0.1.5

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

Container imageDigestPackageFixed in
aktosecurity/akto-puppeteer-replay:doom_latest853e37321e6e
stdlib@go1.22.5
1.25.10

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5,300
akto-testing-db-layerakto1.42.171 of 2See more

akto-testing-db-layer akto 1.42.17

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

Container imageDigestPackageFixed in
keelhq/keel:latest73714afb4443
stdlib@go1.23.4
1.25.10

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40,374
api-gateway-loggingakto0.1.21 of 1See more

api-gateway-logging akto 0.1.2

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

Container imageDigestPackageFixed in
aktosecurity/mirror-api-logging:api-gateway-logging-openapi12ed2544756f
stdlib@go1.23.3
1.25.10

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416
kpubberalekcVerified publisher0.0.41 of 1See more

kpubber alekc 0.0.4

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

Container imageDigestPackageFixed in
ghcr.io/alekc/kpubber:v0.0.2a462d5797e14
stdlib@go1.16.9
1.25.10

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2,236
rabbitmq-cluster-operatoralekcVerified publisher2.9.01 of 1See more

rabbitmq-cluster-operator alekc 2.9.0

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

Container imageDigestPackageFixed in
rabbitmqoperator/cluster-operator:2.19.2840be4bad78e
stdlib@go1.25.8
1.25.10

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261
valkey-operatoralekcVerified publisher0.4.01 of 1See more

valkey-operator alekc 0.4.0

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

Container imageDigestPackageFixed in
ghcr.io/hyperspike/valkey-operator:v0.0.617d8c669f11a4
stdlib@go1.25.2
1.25.10

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337
mautrix-signalalexanderbadel0.1.11 of 2See more

mautrix-signal alexanderbadel 0.1.1

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

Container imageDigestPackageFixed in
signald/signald:0.18.20ffad7ccc2eb
stdlib@go1.18.1
1.25.10

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2,181
pushproxalexmorbo-pushproxVerified publisher1.0.01 of 1See more

pushprox alexmorbo-pushprox 1.0.0

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

Container imageDigestPackageFixed in
prometheuscommunity/pushprox:v0.2.02f32058f4fae
stdlib@go1.22.1
1.25.10

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481
qbittorrentalexmorbo-qbittorrentVerified publisher1.2.11 of 1See more

qbittorrent alexmorbo-qbittorrent 1.2.1

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

Container imageDigestPackageFixed in
ghcr.io/squat/generic-device-plugin:36bfc606bba2064de6ede0ff2764cbb52edff70dba6f0b4cf6c8
stdlib@go1.20.2
1.25.10

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899
quialexmorbo-quiVerified publisher0.1.01 of 1See more

qui alexmorbo-qui 0.1.0

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

Container imageDigestPackageFixed in
ghcr.io/autobrr/qui:v1.14.110b7945d4f09
stdlib@go1.25.7
1.25.10

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1,655
slskdalexmorbo-slskdVerified publisher0.3.01 of 1See more

slskd alexmorbo-slskd 0.3.0

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

Container imageDigestPackageFixed in
ghcr.io/slskd/slskd:0.25.1ab9ed50e028b
stdlib@go1.22.2
1.25.10

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1,915
gotifyalexvanderberkelVerified publisher0.7.11 of 1See more

gotify alexvanderberkel 0.7.1

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

Container imageDigestPackageFixed in
ghcr.io/gotify/server:3.1.144fc5bbd1c06
stdlib@go1.26.0
1.25.10

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329
alibaba-rsocket-brokeralibaba-rsocket-brokerVerified publisher0.1.31 of 1See more

alibaba-rsocket-broker alibaba-rsocket-broker 0.1.3

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

Container imageDigestPackageFixed in
linuxchina/alibaba-rsocket-broker:1.1.3-k8sf758e2e567ee
stdlib@go1.17.7
1.25.10

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94,079
book-serveral-masood-helm-charts0.1.01 of 1See more

book-server al-masood-helm-charts 0.1.0

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

Container imageDigestPackageFixed in
almasood/book-server:latest6ffac9b63cdf
stdlib@go1.24.6
1.25.10

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503
gitlab-code-review-notifieralmorgvVerified publisher0.1.21 of 2See more

gitlab-code-review-notifier almorgv 0.1.2

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

Container imageDigestPackageFixed in
almorgv/gitlab-code-review-notifier:0.1.25f2a7d2b44d8
stdlib@go1.14.15
1.25.10

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2,111
flux-suspension-exporteralpineworks0.1.11 of 1See more

flux-suspension-exporter alpineworks 0.1.1

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

Container imageDigestPackageFixed in
ghcr.io/alpineworks/flux-suspension-exporter:v1.0.0341f0a6cd2b6
stdlib@go1.24.0
1.25.10

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583
flux-suspensions-exporteralpineworks0.1.01 of 1See more

flux-suspensions-exporter alpineworks 0.1.0

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

Container imageDigestPackageFixed in
ghcr.io/alpineworks/flux-suspension-exporter:v1.0.0341f0a6cd2b6
stdlib@go1.24.0
1.25.10

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583
glancealpineworks0.1.11 of 1See more

glance alpineworks 0.1.1

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

Container imageDigestPackageFixed in
glanceapp/glance:v0.8.46df86a7e8868
stdlib@go1.24.3
1.25.10

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1,255
ipalpineworks0.1.21 of 1See more

ip alpineworks 0.1.2

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

Container imageDigestPackageFixed in
ghcr.io/alpineworks/ip:v1.0.04e0d4d51f0bc
stdlib@go1.24.2
1.25.10

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560
katalogalpineworks0.1.22 of 5See more

katalog alpineworks 0.1.2

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

Container imageDigestPackageFixed in
ghcr.io/alpineworks/katalog-backend:v1.0.77e7a26393cd1
stdlib@go1.23.3
1.25.10
ghcr.io/alpineworks/katalog-migrations:v1.0.562c44a384e13
stdlib@go1.23.1
1.25.10

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4,700
katalog-agentalpineworks0.1.21 of 1See more

katalog-agent alpineworks 0.1.2

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

Container imageDigestPackageFixed in
ghcr.io/alpineworks/katalog-agent:v1.0.48f50bd568c2b
stdlib@go1.23.3
1.25.10

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605
versitygwalpineworks0.1.21 of 1See more

versitygw alpineworks 0.1.2

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

Container imageDigestPackageFixed in
versity/versitygw:v1.0.145192635d0353
stdlib@go1.24.3
1.25.10

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1,371
versitygw-webhook-pulsar-proxyalpineworks0.1.11 of 1See more

versitygw-webhook-pulsar-proxy alpineworks 0.1.1

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

Container imageDigestPackageFixed in
ghcr.io/alpineworks/versitygw-webhook-pulsar-proxy:v1.0.06e9ced773732
stdlib@go1.24.4
1.25.10

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916
pagesalstom-pages-app1.0.01 of 3See more

pages alstom-pages-app 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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20,800
alustan-helmalustan-helm1.0.01 of 1See more

alustan-helm alustan-helm 1.0.0

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

Container imageDigestPackageFixed in
alustan/install-argocd:1.0.0c16c34f46ad3
stdlib@go1.22.5
1.25.10

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1,929

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.