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
cortex-gatewayhelm-charts-nr0.1.91 of 1See more

cortex-gateway helm-charts-nr 0.1.9

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

Container imageDigestPackageFixed in
goelankit/cortex-gateway:v1.1.00d9a82dcf026
stdlib@go1.18
1.25.10

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2,243
datadog-controllerhelm-charts-nr1.2.01 of 1See more

datadog-controller helm-charts-nr 1.2.0

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

Container imageDigestPackageFixed in
maxrocketinternet/datadog-controller:0.1a867315facf8
stdlib@go1.13.15
1.25.10

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2,290
dregsyhelm-charts-nr0.1.51 of 1See more

dregsy helm-charts-nr 0.1.5

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

Container imageDigestPackageFixed in
xelalex/dregsy:0.4.3574054e1c417
stdlib@go1.18.3
1.25.10

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2,978
gripmockhelm-charts-nr1.1.31 of 1See more

gripmock helm-charts-nr 1.1.3

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

Container imageDigestPackageFixed in
tkpd/gripmock:1.10.174441dadcfbd
stdlib@go1.14.6
1.25.10

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2,799
hoppscotchhelm-charts-nr0.3.11 of 1See more

hoppscotch helm-charts-nr 0.3.1

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

Container imageDigestPackageFixed in
hoppscotch/hoppscotch:2024.8.2f1da831950b7
stdlib@go1.21.10
1.25.10

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3,698
k8s-cloudwatch-adapterhelm-charts-nr0.2.21 of 1See more

k8s-cloudwatch-adapter helm-charts-nr 0.2.2

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

Container imageDigestPackageFixed in
chankh/k8s-cloudwatch-adapter:v0.9.0963c44c7f8b1
stdlib@go1.14.5
1.25.10

Open the chart page →

2,477
k8s-event-loggerhelm-charts-nr1.1.91 of 1See more

k8s-event-logger helm-charts-nr 1.1.9

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

Container imageDigestPackageFixed in
maxrocketinternet/k8s-event-logger:2.111224534789d
stdlib@go1.20.5
1.25.10

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870
killgravehelm-charts-nr1.0.21 of 1See more

killgrave helm-charts-nr 1.0.2

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

Container imageDigestPackageFixed in
friendsofgo/killgrave:0.4.139cfbecca342
stdlib@go1.16.3
1.25.10

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1,184
kube-benchhelm-charts-nr0.1.171 of 1See more

kube-bench helm-charts-nr 0.1.17

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

Container imageDigestPackageFixed in
aquasec/kube-bench:v0.8.0ea3e33bc3c4e
stdlib@go1.21.7
1.25.10

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1,646
labelsmanager-controllerhelm-charts-nr1.0.41 of 1See more

labelsmanager-controller helm-charts-nr 1.0.4

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

Container imageDigestPackageFixed in
thomasnyambati/labelsmanager-controller:1.0.0148ae3f99fea
stdlib@go1.13.15
1.25.10

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2,301
listmonkhelm-charts-nr0.1.121 of 1See more

listmonk helm-charts-nr 0.1.12

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

Container imageDigestPackageFixed in
listmonk/listmonk:v2.1.0d2eac77ddfad
stdlib@go1.17.6
1.25.10

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2,544
node-local-dnshelm-charts-nr2.1.41 of 1See more

node-local-dns helm-charts-nr 2.1.4

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

Container imageDigestPackageFixed in
registry.k8s.io/dns/k8s-dns-node-cache:1.23.1e3dccb1a21d1
stdlib@go1.22.3
1.25.10

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2,434
node-problem-detectorhelm-charts-nr2.3.171 of 1See more

node-problem-detector helm-charts-nr 2.3.17

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

Container imageDigestPackageFixed in
registry.k8s.io/node-problem-detector/node-problem-detector:v0.8.2052f0618e9bc2
stdlib@go1.23.2
1.25.10

Open the chart page →

2,595
prometheus-aws-limits-exporterhelm-charts-nr0.2.21 of 1See more

prometheus-aws-limits-exporter helm-charts-nr 0.2.2

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

Container imageDigestPackageFixed in
danielfm/aws-limits-exporter:0.6.07152b84e57cb
stdlib@go1.17.2
1.25.10

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1,851
prometheus-locust-exporterhelm-charts-nr1.2.31 of 1See more

prometheus-locust-exporter helm-charts-nr 1.2.3

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

Container imageDigestPackageFixed in
containersol/locust_exporter:v0.4.1a914972d19ad
stdlib@go1.15.8
1.25.10

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1,280
prometheus-soti-mobicontrol-exporterhelm-charts-nr1.0.31 of 1See more

prometheus-soti-mobicontrol-exporter helm-charts-nr 1.0.3

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

Container imageDigestPackageFixed in
maxrocketinternet/soti-mobicontrol-exporter:0.61a281b76efa3
stdlib@go1.14
1.25.10

Open the chart page →

1,647
prometheus-statsd-exporterhelm-charts-nr0.1.51 of 1See more

prometheus-statsd-exporter helm-charts-nr 0.1.5

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

Open the chart page →

1,319
toxiproxyhelm-charts-nr1.3.91 of 2See more

toxiproxy helm-charts-nr 1.3.9

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

Container imageDigestPackageFixed in
ghcr.io/shopify/toxiproxy:2.7.0fc2d40f4904c
stdlib@go1.19.13
1.25.10

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601
weblatehelm-charts-nr0.3.21 of 3See more

weblate helm-charts-nr 0.3.2

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

Container imageDigestPackageFixed in
weblate/weblate:4.2.2-169c160d37a3c
stdlib@go1.13.5
1.25.10

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8,523
dbapphelmcourseVerified publisher0.3.31 of 2See more

dbapp helmcourse 0.3.3

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

Container imageDigestPackageFixed in
library/mysql:5.74bc6bc963e6d
stdlib@go1.18.2
1.25.10

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4,026
mysqlhelmcourseVerified publisher0.2.41 of 1See more

mysql helmcourse 0.2.4

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

Container imageDigestPackageFixed in
library/mysql:5.74bc6bc963e6d
stdlib@go1.18.2
1.25.10

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1,528
chart-bookhelm-deploy-book0.1.01 of 3See more

chart-book helm-deploy-book 0.1.0

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

Container imageDigestPackageFixed in
dannielkil/book-db:latest433290c5c1db
stdlib@go1.18.2
1.25.10

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9,551
jasperreportshelm-dojo8.0.0-v1.31 of 2See more

jasperreports helm-dojo 8.0.0-v1.3

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

Container imageDigestPackageFixed in
palopalepalo/jasperreports:8-v1.356b99b194d20
stdlib@go1.19.6
1.25.10

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6,638
helmfile-gitops-agenthelmfile-gitops-agentVerified publisher1.1.982 of 3See more

helmfile-gitops-agent helmfile-gitops-agent 1.1.98

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

Container imageDigestPackageFixed in
fluxcd/flux-cli:v2.9.5704d55295355
stdlib@go1.26.2
1.25.10
ghcr.io/helmfile/helmfile:v1.8.19c29ece2fb6e
stdlib@go1.23.4
1.25.10

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1,790
affinehelmforgeVerified publisher1.0.11 of 3See more

affine helmforge 1.0.1

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

Container imageDigestPackageFixed in
pgvector/pgvector:0.8.6-pg16-bookwormccc6e83d6e35
stdlib@go1.24.6
1.25.10

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4,372
alfiohelmforgeVerified publisher1.2.121 of 3See more

alfio helmforge 1.2.12

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

Container imageDigestPackageFixed in
library/postgres:18.6-trixie86c951e05bf5
stdlib@go1.24.6
1.25.10

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1,999
appwritehelmforgeVerified publisher2.0.21 of 5See more

appwrite helmforge 2.0.2

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

Container imageDigestPackageFixed in
library/mariadb:13.0.2d4fdec0510ad
stdlib@go1.24.6
1.25.10

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4,745
automatischhelmforgeVerified publisher1.3.82 of 4See more

automatisch helmforge 1.3.8

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

Container imageDigestPackageFixed in
automatischio/automatisch:0.15.03bace7a12d5f
stdlib@go1.23.8
1.25.10
library/postgres:18.6-trixie5a5a84b19854
stdlib@go1.24.6
1.25.10

Open the chart page →

5,905
booklorehelmforgeVerified publisher2.0.21 of 3See more

booklore helmforge 2.0.2

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

Container imageDigestPackageFixed in
library/mariadb:13.0.2d4fdec0510ad
stdlib@go1.24.6
1.25.10

Open the chart page →

2,085
castopodhelmforgeVerified publisher1.2.92 of 3See more

castopod helmforge 1.2.9

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

Container imageDigestPackageFixed in
castopod/castopod:1.15.54e4f0440520f
stdlib@go1.25.7
1.25.10
library/mariadb:13.0.2d4fdec0510ad
stdlib@go1.24.6
1.25.10

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9,883
chiefonboardinghelmforgeVerified publisher1.1.151 of 3See more

chiefonboarding helmforge 1.1.15

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

Container imageDigestPackageFixed in
library/postgres:18.6-trixie5a5a84b19854
stdlib@go1.24.6
1.25.10

Open the chart page →

7,786
ckanhelmforgeVerified publisher1.3.92 of 6See more

ckan helmforge 1.3.9

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

Container imageDigestPackageFixed in
ckan/ckan-solr:2.11-solr9ef8e5d3e6be1
stdlib@go1.18.1
1.25.10
library/postgres:18.6-trixie5a5a84b19854
stdlib@go1.24.6
1.25.10

Open the chart page →

10,326
countlyhelmforgeVerified publisher1.2.82 of 3See more

countly helmforge 1.2.8

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

Container imageDigestPackageFixed in
countly/countly-server:25.05.4e3c238248f99
stdlib@go1.21.11
1.25.10
library/mongo:8.3.115d7043a4ffe0
stdlib@go1.24.6
1.25.10

Open the chart page →

75,569
dawarichhelmforgeVerified publisher1.0.22 of 4See more

dawarich helmforge 1.0.2

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

Container imageDigestPackageFixed in
freikin/dawarich:1.15.2e58334ca5697
stdlib@go1.24.4
1.25.10
postgis/postgis:18-3.67e00e8c3539f
stdlib@go1.24.6
1.25.10

Open the chart page →

11,418
ddns-updaterhelmforgeVerified publisher1.4.121 of 1See more

ddns-updater helmforge 1.4.12

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

Container imageDigestPackageFixed in
qmcgaw/ddns-updater:2.10.03e2aa558946b
stdlib@go1.26.2
1.25.10

Open the chart page →

217
discount-bandithelmforgeVerified publisher2.0.92 of 3See more

discount-bandit helmforge 2.0.9

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

Container imageDigestPackageFixed in
cybrarist/discount-bandit:v4.0.4e9e2447ac666
stdlib@go1.25.4
1.25.10
library/mysql:26.7.0ade067ae2fb1
stdlib@go1.24.6
1.25.10

Open the chart page →

32,722
druidhelmforgeVerified publisher1.3.62 of 4See more

druid helmforge 1.3.6

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

Container imageDigestPackageFixed in
library/postgres:18.6-trixie86c951e05bf5
stdlib@go1.24.6
1.25.10
library/zookeeper:3.9.57d0f24ebb67b
stdlib@go1.18.1
1.25.10

Open the chart page →

8,937
drupalhelmforgeVerified publisher1.2.151 of 2See more

drupal helmforge 1.2.15

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

Container imageDigestPackageFixed in
library/mysql:26.7.0ade067ae2fb1
stdlib@go1.24.6
1.25.10

Open the chart page →

3,795
entehelmforgeVerified publisher1.0.21 of 4See more

ente helmforge 1.0.2

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

Container imageDigestPackageFixed in
library/postgres:18.6-trixie86c951e05bf5
stdlib@go1.24.6
1.25.10

Open the chart page →

4,478
ghosthelmforgeVerified publisher1.2.102 of 3See more

ghost helmforge 1.2.10

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

Container imageDigestPackageFixed in
library/ghost:6.65.090592b712b6b
stdlib@go1.24.6
1.25.10
library/mysql:8.4.110744ee5ef89c
stdlib@go1.24.6
1.25.10

Open the chart page →

2,978
gophishhelmforgeVerified publisher0.1.61 of 1See more

gophish helmforge 0.1.6

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

Container imageDigestPackageFixed in
gophish/gophish:0.12.18a57cd171999
stdlib@go1.15.2
1.25.10

Open the chart page →

2,815
hermes-agenthelmforgeVerified publisher1.0.11 of 1See more

hermes-agent helmforge 1.0.1

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

Container imageDigestPackageFixed in
nousresearch/hermes-agent:v2026.9.24fca358f12efd
stdlib@go1.24.4
1.25.10

Open the chart page →

6,235
hoppscotchhelmforgeVerified publisher1.1.121 of 2See more

hoppscotch helmforge 1.1.12

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

Container imageDigestPackageFixed in
library/postgres:18.6-trixie5a5a84b19854
stdlib@go1.24.6
1.25.10

Open the chart page →

1,968
immichhelmforgeVerified publisher1.2.91 of 5See more

immich helmforge 1.2.9

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

Container imageDigestPackageFixed in
ghcr.io/immich-app/postgres:14-vectorchord0.4.3-pgvectors0.2.0bcf63357191b
stdlib@go1.18.2
1.25.10

Open the chart page →

12,121
jenkinshelmforgeVerified publisher1.0.91 of 1See more

jenkins helmforge 1.0.9

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

Container imageDigestPackageFixed in
jenkins/jenkins:2.568.3-lts-jdk21c1e4c349365f
stdlib@go1.25.3
1.25.10

Open the chart page →

2,846
komgahelmforgeVerified publisher1.4.161 of 1See more

komga helmforge 1.4.16

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

Container imageDigestPackageFixed in
gotson/komga:1.27.19cf102f5fb78
stdlib@go1.17.8
1.25.10

Open the chart page →

35,357
listmonkhelmforgeVerified publisher1.1.143 of 3See more

listmonk helmforge 1.1.14

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

Container imageDigestPackageFixed in
library/postgres:18.6-trixie86c951e05bf5
stdlib@go1.24.6
1.25.10
library/postgres:17-alpineb0f9560a2de0
stdlib@go1.24.6
1.25.10
listmonk/listmonk:v6.2.0f535d59e1499
stdlib@go1.26.1
1.25.10

Open the chart page →

2,494
medikeephelmforgeVerified publisher2.0.22 of 3See more

medikeep helmforge 2.0.2

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

Container imageDigestPackageFixed in
library/postgres:18.6-trixie5a5a84b19854
stdlib@go1.24.6
1.25.10
ghcr.io/afairgiant/medikeep:v0.71.0086579173033
stdlib@go1.19.8
1.25.10

Open the chart page →

5,511
metabasehelmforgeVerified publisher1.2.301 of 3See more

metabase helmforge 1.2.30

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

Container imageDigestPackageFixed in
library/postgres:18.6-trixie5a5a84b19854
stdlib@go1.24.6
1.25.10

Open the chart page →

1,511
middlewarehelmforgeVerified publisher1.2.72 of 4See more

middleware helmforge 1.2.7

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

Container imageDigestPackageFixed in
library/postgres:18.6-trixie5a5a84b19854
stdlib@go1.24.6
1.25.10
middlewareeng/middleware:0.3.1747d880812f1
stdlib@go1.17.13
1.25.10

Open the chart page →

9,766

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.