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
4,105
of 17,832 indexed, latest versions
Container images
4,678
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 4,105 of 17,832 indexed charts deploy, on 4,678 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 more1.25.104,678
OSV records
DEBIAN-CVE-2026-39820GO-2026-4986
Also known as
BIT-golang-2026-39820

Charts affected

4,105 by stars
ChartLatestAffected imagesRadar Score
zahori-moonzahoriVerified publisher1.0.13 of 3See more

zahori-moon zahori 1.0.1

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

Container imageDigestPackageFixed in
quay.io/aerokube/moon:2.5.1a8837b00ba1c
stdlib@go1.20.4
1.25.10
quay.io/aerokube/moon-conf:2.5.19ca307b30080
stdlib@go1.20.4
1.25.10
quay.io/aerokube/moon-ui:2.0.589990b146824
stdlib@go1.20.5
1.25.10

Open the chart page →

2,908
zahori-schedulerzahoriVerified publisher1.0.11 of 1See more

zahori-scheduler zahori 1.0.1

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

Container imageDigestPackageFixed in
zahoriaut/zahori-scheduler:1.0.047d0979b1184
stdlib@go1.20.5
1.25.10

Open the chart page →

2,485
posthogzeet0.23.21 of 9See more

posthog zeet 0.23.2

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

Container imageDigestPackageFixed in
altinity/clickhouse-operator:0.19.07a85f522c5bc
stdlib@go1.17.13
1.25.10

Open the chart page →

3,711
zookeeper-exporterzookeeper-exporter0.1.01 of 1See more

zookeeper-exporter zookeeper-exporter 0.1.0

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

Container imageDigestPackageFixed in
dabealu/zookeeper-exporter:latest86106fec315f
stdlib@go1.14.15
1.25.10

Open the chart page →

1,249
zoo-project-druzoo-projectOfficialVerified publisher0.10.41 of 6See more

zoo-project-dru zoo-project 0.10.4

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

Container imageDigestPackageFixed in
library/postgres:18.4-alpine3.249a8afca54e78
stdlib@go1.24.6
1.25.10

Open the chart page →

8,128

Container images carrying it

4,678 by charts deploying them

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

Container imageDigestPackageFixed inUsed by
ghcr.io/keptn/certificate-operator:v1.1.08fdd311a6d33
stdlib@go1.20.4
1.25.10
1
ghcr.io/keptn/lifecycle-operator:v0.8.2487bfc37c4b4
stdlib@go1.20.4
1.25.10
1
ghcr.io/keptn/metrics-operator:v0.8.2acf22310e9dd
stdlib@go1.20.4
1.25.10
1
ghcr.io/keptn/scheduler:v0.8.20f7d277bb2b2
stdlib@go1.20.4
1.25.10
1
ghcr.io/kgma74/dockyard:0.4.0b40439329191
stdlib@go1.22.7
1.25.10
1
ghcr.io/kiaedev/kiae:latestebd03028ff6a
stdlib@go1.18.9
1.25.10
1
ghcr.io/kkb0318/irsa-manager:0.3.296d600ae97b4
stdlib@go1.22.7
1.25.10
1
ghcr.io/kkb0318/kom:0.3.04e77eff2d906
stdlib@go1.24.4
1.25.10
1
ghcr.io/kluster-manager/cluster-proxy:latest27a5c64b7ea8
stdlib@go1.21.8
1.25.10
1
ghcr.io/kluster-manager/cluster-proxy:v0.10.1a7fce69e171c
stdlib@go1.22.4
1.25.10
1
ghcr.io/kluster-manager/fluxcd-addon:v0.0.103475404bef5c
stdlib@go1.25.6
1.25.10
1
ghcr.io/kluster-manager/fluxcd-addon:v0.0.23acba3df8827
stdlib@go1.22.3
1.25.10
1
ghcr.io/kluster-manager/managed-serviceaccount:latest365183f83ac9
stdlib@go1.22.0
1.25.10
1
ghcr.io/kluster-manager/managed-serviceaccount:v0.10.0fc256885915b
stdlib@go1.25.8
1.25.10
1
ghcr.io/kluster-manager/multicluster-controlplane:latest6de40f528be9
stdlib@go1.21.8
1.25.10
1
ghcr.io/kluster-manager/registration-operator:v1.2.00cbced8e6240
stdlib@go1.25.7
1.25.10
1
ghcr.io/kokuwaio/gcloud-mysql:v3.2.1963098135c550
stdlib@go1.26.1
1.25.10
1
ghcr.io/kore3lab/kore-board.backend:v0.5.5455f6e7a26fd
stdlib@go1.19.4
1.25.10
1
ghcr.io/kore3lab/kore-board.metrics-scraper:v0.5.547f88b18fb7c
stdlib@go1.19.4
1.25.10
1
ghcr.io/kore3lab/kore-board.terminal:v0.5.5f52e66eff50b
stdlib@go1.18.9
1.25.10
1
ghcr.io/krateoplatformops/aggregation-layer-example:0.1.06a0ed8196346
stdlib@go1.19.5
1.25.10
1
ghcr.io/krateoplatformops/app:1.2.86aaa3fe7d5c74
stdlib@go1.22.9
1.25.10
1
ghcr.io/krateoplatformops/authn:0.23.0791c8f9d885a
stdlib@go1.24.2
1.25.10
1
ghcr.io/krateoplatformops/azuredevops-provider:0.23.150f8f704df3d
stdlib@go1.23.12
1.25.10
1
ghcr.io/krateoplatformops/azuredevops-provider:0.16.1d251f3e44714
stdlib@go1.19.5
1.25.10
1
ghcr.io/krateoplatformops/azuredevops-rest-dynamic-controller-plugin:0.0.586f36ba6fcc5
stdlib@go1.24.2
1.25.10
1
ghcr.io/krateoplatformops/azure-pricing-rest-dynamic-controller-plugin:0.1.068bd2c3fbf57
stdlib@go1.23.6
1.25.10
1
ghcr.io/krateoplatformops/backend:0.15.383743fcca3a7
stdlib@go1.23.3
1.25.10
1
ghcr.io/krateoplatformops/bff:0.8.7799eeacbf9a0
stdlib@go1.23.3
1.25.10
1
ghcr.io/krateoplatformops/capi-watcher:0.1.0fa01a157d972
stdlib@go1.19.2
1.25.10
1
ghcr.io/krateoplatformops/chart-inspector:1.0.0264ba5302f8e
stdlib@go1.25.6
1.25.10
1
ghcr.io/krateoplatformops/composition-watcher:0.1.4ef3b17c07cfc
stdlib@go1.23.2
1.25.10
1
ghcr.io/krateoplatformops/core-provider:1.0.0363cdedfa59f
stdlib@go1.25.6
1.25.10
1
ghcr.io/krateoplatformops/etcd:3.5.19-debian-12-r00d68858b2699
stdlib@go1.23.7
1.25.10
1
ghcr.io/krateoplatformops/eventrouter-kafka-producer:0.1.155b18c0dda37
stdlib@go1.19.2
1.25.10
1
ghcr.io/krateoplatformops/eventstack/eventrouter:0.6.030121418adfa
stdlib@go1.25.5
1.25.10
1
ghcr.io/krateoplatformops/eventstack/eventsse:0.5.8b65eb9c88669
stdlib@go1.25.4
1.25.10
1
ghcr.io/krateoplatformops/eventstack/sweeper:0.1.05d5e24119ff1
stdlib@go1.25.3
1.25.10
1
ghcr.io/krateoplatformops/finops-composition-definition-parser:0.1.2d9d82c32f418
stdlib@go1.24.2
1.25.10
1
ghcr.io/krateoplatformops/finops-database-handler-uploader:0.2.131ee1096bc9c
stdlib@go1.25.4
1.25.10
1
ghcr.io/krateoplatformops/finops-http-rest-queue:0.1.0eaa0801e29a7
stdlib@go1.22.1
1.25.10
1
ghcr.io/krateoplatformops/finops-moving-window-microservice:0.1.01c9a888ee58f
stdlib@go1.24.2
1.25.10
1
ghcr.io/krateoplatformops/finops-nats-subscriber:0.1.0761d96bf2d9c
stdlib@go1.22.1
1.25.10
1
ghcr.io/krateoplatformops/finops-operator-exporter:0.5.17444eb2107f6
stdlib@go1.24.2
1.25.10
1
ghcr.io/krateoplatformops/finops-operator-focus:0.4.346a16edcb62e
stdlib@go1.23.0
1.25.10
1
ghcr.io/krateoplatformops/finops-operator-scraper:0.5.15523ff02e511
stdlib@go1.23.0
1.25.10
1
ghcr.io/krateoplatformops/finops-operator-vm-manager:0.1.215f804bdd1e8
stdlib@go1.21.12
1.25.10
1
ghcr.io/krateoplatformops/frontend-provider:0.3.084c3219b00a2
stdlib@go1.21.6
1.25.10
1
ghcr.io/krateoplatformops/github-provider:0.2.2c9438109f23d
stdlib@go1.23.0
1.25.10
1
ghcr.io/krateoplatformops/github-rest-dynamic-controller-plugin:0.0.35705f43dcafb
stdlib@go1.24.2
1.25.10
1

syft 1.42.1 · advisories as of 23 Sept 2026

Corrections: contact@stackradar.io

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