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
mt-mcp-grafanaloafoe0.10.01 of 2See more

mt-mcp-grafana loafoe 0.10.0

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

Container imageDigestPackageFixed in
ghcr.io/loafoe/mt-mcp-grafana:v0.1.12332d9b47475
stdlib@go1.26.2
1.25.10

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2,165
otlp-gatewayloafoe0.0.22 of 2See more

otlp-gateway loafoe 0.0.2

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

Container imageDigestPackageFixed in
ghcr.io/jimmidyson/configmap-reload:v0.13.1ca0c14eef541
stdlib@go1.22.4
1.25.10
ghcr.io/loafoe/caddy-token:v0.3.0528f2174fa2f
stdlib@go1.22.5
1.25.10

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2,234
patch-operatorloafoe0.11.31 of 2See more

patch-operator loafoe 0.11.3

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

Container imageDigestPackageFixed in
quay.io/redhat-cop/kube-rbac-proxy:v0.11.0c68135620167
stdlib@go1.15.15
1.25.10

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4,970
picoclawloafoe0.1.11 of 2See more

picoclaw loafoe 0.1.1

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

Container imageDigestPackageFixed in
ghcr.io/loafoe/picoclaw:v0.0.1942e1b6862913
stdlib@go1.26.2
1.25.10

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481
solgateloafoe0.0.121 of 1See more

solgate loafoe 0.0.12

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

Container imageDigestPackageFixed in
ghcr.io/loafoe/solgate:v0.0.12b3256cbc7b68
stdlib@go1.21.0
1.25.10

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2,153
tempo-distributedloafoe1.20.11 of 2See more

tempo-distributed loafoe 1.20.1

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

Container imageDigestPackageFixed in
grafana/tempo:2.6.0f55a8a1937ff
stdlib@go1.22.6
1.25.10

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2,093
weather-app-chartlocal-weatherapp0.1.02 of 4See more

weather-app-chart local-weatherapp 0.1.0

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

Container imageDigestPackageFixed in
bitnamilegacy/mysql:8.0.36-debian-11-r38aad73aa0c6d
stdlib@go1.21.6
1.25.10
youssef11gaber10/deployment-auth-go:latest6597b26959d2
stdlib@go1.26.1
1.25.10

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6,497
ocatiecataloguslocatiecatalogus1.0.01 of 3See more

ocatiecatalogus locatiecatalogus 1.0.0

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

Container imageDigestPackageFixed in
ghcr.io/conductionnl/ocatiecatalogus-php:latestc22764cbfa97
stdlib@go1.13.10
1.25.10

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7,568
locust-pluginslocust-pluginsVerified publisher0.0.42 of 3See more

locust-plugins locust-plugins 0.0.4

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

Container imageDigestPackageFixed in
sky5367/locust-plugins-grafana:latestd51bf68d4b26
stdlib@go1.21.8
1.25.10
sky5367/locust-plugins-timescale:latestd3150f201471
stdlib@go1.18.7
1.25.10

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7,822
uptime-kumaloeken-at-homeVerified publisher2.3.21 of 1See more

uptime-kuma loeken-at-home 2.3.2

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

Container imageDigestPackageFixed in
louislam/uptime-kuma:2.3.29aeb4e51d038
stdlib@go1.20.5
1.25.10

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36,677
central-hostpath-mapperloftVerified publisher0.2.91 of 1See more

central-hostpath-mapper loft 0.2.9

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

Container imageDigestPackageFixed in
ghcr.io/loft-sh/central-hostpath-mapper:0.2.9fa6dba122171
stdlib@go1.23.2
1.25.10

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941
devpod-proloftVerified publisher0.0.0-ci.4-do-not-use1 of 1See more

devpod-pro loft 0.0.0-ci.4-do-not-use

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

Container imageDigestPackageFixed in
ghcr.io/loft-sh/devpod-pro:0.0.0-ci.4-do-not-use5dfa86b6451f
stdlib@go1.20.10
1.25.10

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3,268
devspace-cloudloftVerified publisher0.3.32 of 8See more

devspace-cloud loft 0.3.3

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

Container imageDigestPackageFixed in
devspacecloud/manager:0.3.349c397413f7b
stdlib@go1.13.8
1.25.10
library/postgres:115d2aa4a7b5f9
stdlib@go1.16.7
1.25.10

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9,965
kioskloftVerified publisher0.2.111 of 1See more

kiosk loft 0.2.11

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

Container imageDigestPackageFixed in
kiosksh/kiosk:0.2.11501725ba2025
stdlib@go1.15.7
1.25.10

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3,079
license-serverloftVerified publisher0.6.01 of 1See more

license-server loft 0.6.0

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

Container imageDigestPackageFixed in
ghcr.io/loft-sh/license-server:0.6.069ce001bb4b0
stdlib@go1.24.3
1.25.10

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812
loft-agentloftVerified publisher3.2.41 of 1See more

loft-agent loft 3.2.4

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

Container imageDigestPackageFixed in
ghcr.io/loft-sh/agent:3.2.45c109914ff73
stdlib@go1.18.10
1.25.10

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2,470
loft-direct-cluster-endpointloftVerified publisher1.14.01 of 1See more

loft-direct-cluster-endpoint loft 1.14.0

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

Container imageDigestPackageFixed in
loftsh/directclusterendpoint:1.14.0310cc7d690f5
stdlib@go1.16.6
1.25.10

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3,123
vcluster-control-planeloftVerified publisher0.0.0-ci.4-do-not-use1 of 1See more

vcluster-control-plane loft 0.0.0-ci.4-do-not-use

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

Container imageDigestPackageFixed in
ghcr.io/loft-sh/vcluster-control-plane:0.0.0-ci.4-do-not-use45e744fc623f
stdlib@go1.22.0
1.25.10

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3,268
vcluster-headloftVerified publisher0.0.0-035ec6e1 of 2See more

vcluster-head loft 0.0.0-035ec6e

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

Container imageDigestPackageFixed in
ghcr.io/loft-sh/kubernetes:v1.35.090097a08b87c
stdlib@go1.24.11
1.25.10

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1,350
vcluster-hpmloftVerified publisher0.2.71 of 1See more

vcluster-hpm loft 0.2.7

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

Container imageDigestPackageFixed in
ghcr.io/loft-sh/vcluster-hpm:0.2.7f65f6810ea23
stdlib@go1.24.2
1.25.10

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844
vcluster-proloftVerified publisher0.0.0-ci-run.102 of 2See more

vcluster-pro loft 0.0.0-ci-run.10

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

Container imageDigestPackageFixed in
rancher/k3s:v1.26.0-k3s19380f5dbae9a
stdlib@go1.19.4
1.25.10
ghcr.io/loft-sh/vcluster-pro:0.0.0-ci-run.10ab2e1fa19dd4
stdlib@go1.18.10
1.25.10

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5,160
vcluster-pro-eksloftVerified publisher0.0.0-ci-run.104 of 4See more

vcluster-pro-eks loft 0.0.0-ci-run.10

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

Container imageDigestPackageFixed in
ghcr.io/loft-sh/vcluster-pro:0.0.0-ci-run.10ab2e1fa19dd4
stdlib@go1.18.10
1.25.10
public.ecr.aws/eks-distro/etcd-io/etcd:v3.5.6-eks-1-24-7efa6dee17ed2
stdlib@go1.16.15
1.25.10
public.ecr.aws/eks-distro/kubernetes/kube-apiserver:v1.24.9-eks-1-24-772e06b605692
stdlib@go1.18.9
1.25.10
public.ecr.aws/eks-distro/kubernetes/kube-controller-manager:v1.24.9-eks-1-24-7eaea8c230432
stdlib@go1.18.9
1.25.10

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6,002
vcluster-pro-k0sloftVerified publisher0.0.0-ci-run.102 of 2See more

vcluster-pro-k0s loft 0.0.0-ci-run.10

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

Container imageDigestPackageFixed in
k0sproject/k0s:v1.26.0-k0s.0f04635825d51
stdlib@go1.19.4
1.25.10
ghcr.io/loft-sh/vcluster-pro:0.0.0-ci-run.10ab2e1fa19dd4
stdlib@go1.18.10
1.25.10

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5,853
vcluster-pro-k8sloftVerified publisher0.0.0-ci-run.104 of 4See more

vcluster-pro-k8s loft 0.0.0-ci-run.10

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

Container imageDigestPackageFixed in
ghcr.io/loft-sh/vcluster-pro:0.0.0-ci-run.10ab2e1fa19dd4
stdlib@go1.18.10
1.25.10
registry.k8s.io/etcd:3.5.6-0dd75ec974b0a
stdlib@go1.16.15
1.25.10
registry.k8s.io/kube-apiserver:v1.26.199e1ed9fbc8a
stdlib@go1.19.5
1.25.10
registry.k8s.io/kube-controller-manager:v1.26.140adecbe3a40
stdlib@go1.19.5
1.25.10

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8,318
virtualclusterloftVerified publisher0.0.281 of 2See more

virtualcluster loft 0.0.28

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

Container imageDigestPackageFixed in
loftsh/virtual-cluster:0.0.28023b13bf5898
stdlib@go1.15.11
1.25.10

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2,996
vnode-runtimeloftVerified publisher0.3.31 of 1See more

vnode-runtime loft 0.3.3

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

Container imageDigestPackageFixed in
ghcr.io/loft-sh/vnode-runtime:0.3.3b065ec5a5239
stdlib@go1.24.2
1.25.10

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2,729
filebeatlog10x-elastic-helm-chartsVerified publisher1.5.11 of 1See more

filebeat log10x-elastic-helm-charts 1.5.1

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

Container imageDigestPackageFixed in
log10x/filebeat-10x:1.1.39-native7d6a79dacd58
stdlib@go1.18.7
1.25.10

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7,105
loggingcomponentloggingcomponent1.0.01 of 3See more

loggingcomponent loggingcomponent 1.0.0

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

Container imageDigestPackageFixed in
ghcr.io/conductionnl/loggingcomponent-php:latest834b8e1af290
stdlib@go1.13.10
1.25.10

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7,550
nightingalelogic3579Verified publisher0.3.13 of 6See more

nightingale logic3579 0.3.1

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

Container imageDigestPackageFixed in
flashcatcloud/nightingale:8.5.1421acb36181b
stdlib@go1.24.0
1.25.10
library/mysql:5.74bc6bc963e6d
stdlib@go1.18.2
1.25.10
quay.io/prometheus/prometheus:v2.54.1f6639335d34a
stdlib@go1.22.6
1.25.10

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9,776
logicservicelogicservice1.0.01 of 4See more

logicservice logicservice 1.0.0

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

Container imageDigestPackageFixed in
ghcr.io/conductionnl/logicservice-php:latest72aae2080595
stdlib@go1.13.10
1.25.10

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7,557
login-test-backendlogin-test-backend0.1.01 of 2See more

login-test-backend login-test-backend 0.1.0

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

Container imageDigestPackageFixed in
aboogie/login_test_backend:new9c41a4483ac8
stdlib@go1.22.5
1.25.10

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6,887
apica-ascentlogiqai2.0.45 of 19See more

apica-ascent logiqai 2.0.4

5 of the 19 container images this version deploys carry CVE-2026-39820.

Container imageDigestPackageFixed in
logiqai/flash:v3.10.265b996bc7bdc
stdlib@go1.21.13
1.25.10
logiqai/flash-discovery:v2.0.3f5b551bca98e
stdlib@go1.18.9
1.25.10
logiqai/logiqctl:2.0.4798306811f2d
stdlib@go1.13.7
1.25.10
logiqai/tracing:v1.35.2-lq1-c3e149f6781b8
stdlib@go1.18.2
1.25.10
logiqai/tracing:v1.35.2-lq1-q4a746ff04d6a
stdlib@go1.18.2
1.25.10

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17,472
logtidelogtideVerified publisher2.1.141 of 4See more

logtide logtide 2.1.14

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

Container imageDigestPackageFixed in
timescale/timescaledb:latest-pg156343bdc87ca1
stdlib@go1.24.6
1.25.10

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3,368
loki-proxyloki-proxyVerified publisher0.4.11 of 1See more

loki-proxy loki-proxy 0.4.1

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

Container imageDigestPackageFixed in
ghcr.io/peak-scale/observability-tenancy/loki-proxy:0.4.1548e962d0061
stdlib@go1.24.6
1.25.10

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794
corednslovemew67Verified publisher1.36.01 of 1See more

coredns lovemew67 1.36.0

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

Container imageDigestPackageFixed in
coredns/coredns:1.11.39caabbf6238b
stdlib@go1.21.11
1.25.10

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1,187
oncall-hobbylovemew67Verified publisher0.0.51 of 2See more

oncall-hobby lovemew67 0.0.5

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

Container imageDigestPackageFixed in
library/redis:7.0.15352c1fdadc91
stdlib@go1.18.2
1.25.10

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6,320
loxilbloxilbVerified publisher0.1.02 of 2See more

loxilb loxilb 0.1.0

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

Container imageDigestPackageFixed in
ghcr.io/loxilb-io/kube-loxilb:latest6f65e53e252d
stdlib@go1.23.12
1.25.10
ghcr.io/loxilb-io/loxilb:latesta475b43946b3
stdlib@go1.22.5
1.25.10

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4,810
lsdisklsdiskVerified publisher2.0.73 of 4See more

lsdisk lsdisk 2.0.7

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

Container imageDigestPackageFixed in
registry.k8s.io/sig-storage/csi-node-driver-registrar:v2.12.00d23a6fd60c4
stdlib@go1.22.5
1.25.10
registry.k8s.io/sig-storage/csi-provisioner:v5.0.27b9cdb5830d0
stdlib@go1.22.5
1.25.10
registry.k8s.io/sig-storage/csi-resizer:v1.9.0f1f352df9787
stdlib@go1.20.5
1.25.10

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5,406
chronograflsst-sqre1.3.51 of 1See more

chronograf lsst-sqre 1.3.5

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

Container imageDigestPackageFixed in
quay.io/influxdb/chronograf:1.9.4bb0a980bc2bf
stdlib@go1.16.4
1.25.10

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2,350
fireflylsst-sqre0.3.71 of 2See more

firefly lsst-sqre 0.3.7

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

Container imageDigestPackageFixed in
library/redis:5fc5ecd863862
stdlib@go1.16.7
1.25.10

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1,737
sasquatchlsst-sqre0.1.132 of 6See more

sasquatch lsst-sqre 0.1.13

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

Container imageDigestPackageFixed in
library/kapacitor:1.6.37232f6388a4d
stdlib@go1.17.2
1.25.10
quay.io/influxdb/chronograf:1.9.3c2ed16080689
stdlib@go1.16.4
1.25.10

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9,432
squash-apilsst-sqre0.1.61 of 3See more

squash-api lsst-sqre 0.1.6

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

Container imageDigestPackageFixed in
gcr.io/cloudsql-docker/gce-proxy:1.17a85176b8e7cc
stdlib@go1.13.5
1.25.10

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7,104
telegraf-dslsst-sqre1.0.231 of 1See more

telegraf-ds lsst-sqre 1.0.23

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

Container imageDigestPackageFixed in
library/telegraf:1.19-alpineaddb86c0c520
stdlib@go1.16.6
1.25.10

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3,798
xteveluiscajl0.1.61 of 1See more

xteve luiscajl 0.1.6

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

Container imageDigestPackageFixed in
dnsforge/xteve:latest4d9a685c8c28
stdlib@go1.16.2
1.25.10

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4,325
lumenvox-external-serviceslumenvox8.0.03 of 3See more

lumenvox-external-services lumenvox 8.0.0

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

Container imageDigestPackageFixed in
library/mongo:8.2.12e0ce8c35124d
stdlib@go1.25.9
1.25.10
library/postgres:17.5aadf2c0696f5
stdlib@go1.18.2
1.25.10
library/rabbitmq:4.1.8-management3574a8edaca3
stdlib@go1.22.2
1.25.10

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7,041
ratelimitlumiumcoVerified publisher0.0.41 of 2See more

ratelimit lumiumco 0.0.4

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

Container imageDigestPackageFixed in
envoyproxy/ratelimit:a90e0e5d5966cbc14d5d
stdlib@go1.24.5
1.25.10

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1,118
lynxpromptlynxpromptVerified publisher0.1.21 of 3See more

lynxprompt lynxprompt 0.1.2

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

Container imageDigestPackageFixed in
library/postgres:17-alpineb0f9560a2de0
stdlib@go1.24.6
1.25.10

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1,887
qbittorrentm0nsterrr-qbittorrentVerified publisher7.1.31 of 2See more

qbittorrent m0nsterrr-qbittorrent 7.1.3

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

Container imageDigestPackageFixed in
ghcr.io/squat/generic-device-plugin:0.2.066c8d5c270eb
stdlib@go1.26.1
1.25.10

Open the chart page →

311
argusm0sh1-helm-charts0.5.01 of 1See more

argus m0sh1-helm-charts 0.5.0

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

Container imageDigestPackageFixed in
releaseargus/argus:0.29.0e07088252d03
stdlib@go1.25.5
1.25.10

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1,489
gitea-runnerm0sh1-helm-charts0.2.32 of 2See more

gitea-runner m0sh1-helm-charts 0.2.3

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

Container imageDigestPackageFixed in
gitea/act_runner:0.3.08368754bb612
stdlib@go1.26.0
1.25.10
library/docker:29.3.0-dind-alpine3.231ba18449911d
stdlib@go1.25.7
1.25.10

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4,307

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.