StackRadar

CVE-2026-39826

Medium

Advisory

Published 7 May 2026In the index since 5 Sept 2026
Severity
Medium
worst across findings
CVSS
6.1
base score, highest
EPSS
0.004
31st percentile
CISA KEV
Not listed
no confirmed exploitation
Charts affected
4,170
of 17,879 indexed, latest versions
Container images
4,711
deployed by those charts
Fix available
1 of 2
affected packages

Escaper bypass leads to XSS in html/template

Carried by container images the latest versions of 4,170 of 17,879 indexed charts deploy, on 4,711 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 more1.25.104,711
OSV records
DEBIAN-CVE-2026-39826GO-2026-4980
Also known as
BIT-golang-2026-39826

Charts affected

4,170 by stars
ChartLatestAffected imagesRadar Score
multusk3s4.0.201+upv4.0.2-build20240208012 of 2See more

multus k3s 4.0.201+upv4.0.2-build2024020801

2 of the 2 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
rancher/hardened-cni-plugins:v1.4.0-build202401222581c5490bab
stdlib@go1.20.7
1.25.10
rancher/hardened-multus-cni:v4.0.2-build202402087d0f41b72eb7
stdlib@go1.20.7
1.25.10

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1,633
snapshot-controllerk3s1.6.1+up1.6.01 of 1See more

snapshot-controller k3s 1.6.1+up1.6.0

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
rancher/mirrored-sig-storage-snapshot-controller:v6.1.0934863015367
stdlib@go1.18
1.25.10

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1,376
snapshot-validation-webhookk3s1.6.1+up1.6.01 of 1See more

snapshot-validation-webhook k3s 1.6.1+up1.6.0

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
rancher/mirrored-sig-storage-snapshot-validation-webhook:v6.1.0deac027820ae
stdlib@go1.18
1.25.10

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1,376
traefikk3s20.3.1+up20.3.01 of 1See more

traefik k3s 20.3.1+up20.3.0

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
rancher/mirrored-library-traefik:2.9.40842af6afcdf
stdlib@go1.19.2
1.25.10

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3,347
k8quk8qu1.4.01 of 1See more

k8qu k8qu 1.4.0

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/gijsvandulmen/k8qu:1.4e897b18db13d
stdlib@go1.22.6
1.25.10

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573
deltabadgerk8s-chartsVerified publisher2.0.01 of 1See more

deltabadger k8s-charts 2.0.0

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/deltabadger/deltabadger:2.23.3bffe3c22fabc
stdlib@go1.24.4
1.25.10

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6,167
valheim-serverk8s-chartsVerified publisher1.3.01 of 1See more

valheim-server k8s-charts 1.3.0

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
mbround18/valheim:3.1.070bd4da591cd
stdlib@go1.18.1
1.25.10

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66,229
deploydefenderk8s-custom-controllerVerified publisher0.1.31 of 1See more

deploydefender k8s-custom-controller 0.1.3

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/manzil-infinity180/deploydefender:ea3ab0bb646cdbeddd1aca483ecf650f9ac0d0847fbc6855c8b3
stdlib@go1.22.7
1.25.10

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1,937
k8sdb-controllerk8sdb-controller0.1.21 of 1See more

k8sdb-controller k8sdb-controller 0.1.2

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/doodlescheduling/k8sdb-controller:v0.0.1a6c2251a6263
stdlib@go1.16.14
1.25.10

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1,961
k8s-dev-podk8s-dev-pod0.3.11 of 1See more

k8s-dev-pod k8s-dev-pod 0.3.1

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/bryopsida/k8s-dev-pod:main82d0b161161d
stdlib@go1.24.3
1.25.10

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73,406
bitmagnetk8s-home-lab-repo1.0.21 of 1See more

bitmagnet k8s-home-lab-repo 1.0.2

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/bitmagnet-io/bitmagnet:v0.10b6373349a301
stdlib@go1.23.6
1.25.10

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1,179
blockyk8s-home-lab-repo11.2.11 of 1See more

blocky k8s-home-lab-repo 11.2.1

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/0xerr0r/blocky:v0.29.0a6d99f323d30
stdlib@go1.26.0
1.25.10

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581
ghostk8s-home-lab-repo4.1.01 of 1See more

ghost k8s-home-lab-repo 4.1.0

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
library/ghost:6.41.129773d6be407
stdlib@go1.24.6
1.25.10

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3,310
influxdb-exporterk8s-home-lab-repo1.1.31 of 1See more

influxdb-exporter k8s-home-lab-repo 1.1.3

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
prom/influxdb-exporter:v0.11.427e33e18634a
stdlib@go1.19.9
1.25.10

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626
maddyk8s-home-lab-repo4.2.11 of 1See more

maddy k8s-home-lab-repo 4.2.1

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
foxcpp/maddy:0.8.2eeb5813fc4d1
stdlib@go1.23.12
1.25.10

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1,232
paperlessk8s-home-lab-repo11.0.11 of 1See more

paperless k8s-home-lab-repo 11.0.1

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/paperless-ngx/paperless-ngx:2.20.14b89f83345532
stdlib@go1.24.4
1.25.10

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9,909
photoprismk8s-home-lab-repo10.0.11 of 1See more

photoprism k8s-home-lab-repo 10.0.1

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
photoprism/photoprism:231128-ce284de9cc4f9c
stdlib@go1.21.4
1.25.10

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1,143
zurgk8s-home-lab-repo1.2.11 of 1See more

zurg k8s-home-lab-repo 1.2.1

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/debridmediamanager/zurg-testing:v0.9.3-final5c47ef99443a
stdlib@go1.22.5
1.25.10

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1,759
k8s-jacoco-operatork8s-jacoco-operator0.4.01 of 4See more

k8s-jacoco-operator k8s-jacoco-operator 0.4.0

1 of the 4 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/curium-rocks/docker-kubectl:maind04c003d7593
stdlib@go1.22.5
1.25.10

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2,374
k8skeycloak-controllerk8skeycloak-controller0.1.21 of 1See more

k8skeycloak-controller k8skeycloak-controller 0.1.2

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/doodlescheduling/k8skeycloak-controller:v0.0.19befc51b1ad6
stdlib@go1.15.15
1.25.10

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4,097
k8s-mutating-webhookk8s-mutating-webhook0.3.01 of 2See more

k8s-mutating-webhook k8s-mutating-webhook 0.3.0

1 of the 2 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/curium-rocks/docker-kubectl:maind04c003d7593
stdlib@go1.22.5
1.25.10

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2,053
k8soauth2-proxy-controllerk8soauth2-proxy-controller0.1.51 of 1See more

k8soauth2-proxy-controller k8soauth2-proxy-controller 0.1.5

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/doodlescheduling/k8soauth2-proxy-controller:v0.1.280d049c9da31
stdlib@go1.17.11
1.25.10

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1,473
k8s-ondemand-proxyk8s-ondemand-proxy0.0.61 of 1See more

k8s-ondemand-proxy k8s-ondemand-proxy 0.0.6

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/nefelim4ag/k8s-ondemand-proxy:0.0.2078b25d48cf7
stdlib@go1.21.1
1.25.10

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819
librephotosk8sonlabVerified publisher1.1.63 of 7See more

librephotos k8sonlab 1.1.6

3 of the 7 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
alpine/k8s:1.22.600ac10bcb759
stdlib@go1.17.6
1.25.10
bitnamilegacy/redis:latest5927ff3702df
stdlib@go1.24.5
1.25.10
reallibrephotos/librephotos-frontend:1.0.358cdf5e93471
stdlib@go1.24.13
1.25.10

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15,480
thanosk8sonlabVerified publisher1.1.71 of 1See more

thanos k8sonlab 1.1.7

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
thanosio/thanos:v0.41.0cf3e9b292e43
stdlib@go1.25.7
1.25.10

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598
unifik8sonlabVerified publisher0.3.71 of 1See more

unifi k8sonlab 0.3.7

1 of the 1 container images this version deploys carry CVE-2026-39826.

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

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7,802
k8s-pausek8s-pause0.1.41 of 1See more

k8s-pause k8s-pause 0.1.4

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/doodlescheduling/k8s-pause:v0.1.16b3215e37738
stdlib@go1.17.8
1.25.10

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1,842
k8sprom-patch-controllerk8sprom-patch-controller0.1.41 of 1See more

k8sprom-patch-controller k8sprom-patch-controller 0.1.4

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/doodlescheduling/k8sprom-patch-controller:v0.1.243b92c9cf029
stdlib@go1.17.8
1.25.10

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1,842
k8s-s3-bucket-operatork8s-s3-bucket-operator0.2.21 of 1See more

k8s-s3-bucket-operator k8s-s3-bucket-operator 0.2.2

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/devangradadiya/k8s-s3-bucket-operator:0.2.258288de9f9fa
stdlib@go1.25.8
1.25.10

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533
k8s-ssh-bastionk8s-ssh-bastion0.5.41 of 1See more

k8s-ssh-bastion k8s-ssh-bastion 0.5.4

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/nefelim4ag/k8s-ssh-bastion:0.5.04d337e14c80b
stdlib@go1.21.11
1.25.10

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3,488
k8stcpmap-controllerk8stcpmap-controller0.1.21 of 1See more

k8stcpmap-controller k8stcpmap-controller 0.1.2

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/doodlescheduling/k8stcpmap-controller:v0.0.1ff005643dc97
stdlib@go1.16.14
1.25.10

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1,518
k8s-validating-webhookk8s-validating-webhook0.4.01 of 2See more

k8s-validating-webhook k8s-validating-webhook 0.4.0

1 of the 2 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/curium-rocks/docker-kubectl:maind04c003d7593
stdlib@go1.22.5
1.25.10

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2,053
kube-admission-controller-starterk8s-validating-webhook0.2.01 of 2See more

kube-admission-controller-starter k8s-validating-webhook 0.2.0

1 of the 2 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/curium-rocks/docker-kubectl:maind04c003d7593
stdlib@go1.22.5
1.25.10

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2,212
k8svault-controllerk8svault-controller0.1.21 of 1See more

k8svault-controller k8svault-controller 0.1.2

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/doodlescheduling/k8svault-controller:v0.2.0627e5e211766
stdlib@go1.16.15
1.25.10

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1,880
kagentkagent0.10.23 of 6See more

kagent kagent 0.10.2

3 of the 6 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
library/postgres:18.6-alpine3.23885cf05d376c
stdlib@go1.24.6
1.25.10
ghcr.io/kagent-dev/kagent/tools:0.2.150b431281d3e
stdlib@go1.25.8
1.25.10
ghcr.io/kagent-dev/kmcp/controller:0.3.086ab878da25a
stdlib@go1.24.13
1.25.10

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3,424
authentikkagiso-me0.1.11 of 1See more

authentik kagiso-me 0.1.1

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/goauthentik/server:2026.2.146a71d75dfd3
stdlib@go1.25.5
1.25.10

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4,886
postgresqlkagiso-me0.4.01 of 1See more

postgresql kagiso-me 0.4.0

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
library/postgres:17.4-alpine7062a2109c4b
stdlib@go1.18.2
1.25.10

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1,667
rediskagiso-me0.1.61 of 1See more

redis kagiso-me 0.1.6

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
library/redis:7.4.2-alpine02419de7eddf
stdlib@go1.18.2
1.25.10

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1,463
kom-operatorkaisoVerified publisher1.3.01 of 2See more

kom-operator kaiso 1.3.0

1 of the 2 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
kaiso/kom-operator:v2.2.0e0e22b928bdd
stdlib@go1.21.5
1.25.10

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714
gpu-provisionerkaitoVerified publisher0.2.01 of 1See more

gpu-provisioner kaito 0.2.0

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
mcr.microsoft.com/aks/kaito/gpu-provisioner:0.2.01204a7e948e9
stdlib@go1.21.8
1.25.10

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1,044
workspacekaitoVerified publisher0.12.02 of 7See more

workspace kaito 0.12.0

2 of the 7 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
mcr.microsoft.com/oss/v2/kubernetes-csi/csi-provisioner:v5.2.0afdfa3da79df
stdlib@go1.25.5
1.25.10
mcr.microsoft.com/oss/v2/kubernetes-csi/csi-resizer:v1.13.2fa8eba9843ff
stdlib@go1.25.7
1.25.10

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2,682
jenkinskallakruparaju-jenkins1.0.01 of 1See more

jenkins kallakruparaju-jenkins 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
jenkins/jenkins:ltsc1e4c349365f
stdlib@go1.25.3
1.25.10

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2,652
crashlooping-pod-deleterkarljorgensen0.1.31 of 1See more

crashlooping-pod-deleter karljorgensen 0.1.3

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
alpine/kubectl:1.34.18413f8890d19
stdlib@go1.24.6
1.25.10

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1,195
dockerdkarljorgensen0.1.01 of 1See more

dockerd karljorgensen 0.1.0

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
library/docker:28.5.2-dind2a232a42256f
stdlib@go1.24.9
1.25.10

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2,119
music-assistantkarljorgensen0.1.31 of 1See more

music-assistant karljorgensen 0.1.3

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/music-assistant/server:2.8.7eef3ee7810d0
stdlib@go1.25.7
1.25.10

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7,670
ping-exporterkarljorgensen1.2.11 of 1See more

ping-exporter karljorgensen 1.2.1

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
czerwonk/ping_exporter:v1.2.02a35a0584608
stdlib@go1.26.0
1.25.10

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819
k10restorekastenVerified publisher8.0.141 of 1See more

k10restore kasten 8.0.14

1 of the 1 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
gcr.io/kasten-images/restorectl:8.0.145a0884f9a90c
stdlib@go1.25.4
1.25.10

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1,575
kbot-self-hostedkbot-self-hostedVerified publisher0.1.81 of 7See more

kbot-self-hosted kbot-self-hosted 0.1.8

1 of the 7 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
gotenberg/gotenberg:8.30206a6c708fc6
stdlib@go1.26.0
1.25.10

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34,641
kc-chartkc-chart1.0.01 of 3See more

kc-chart kc-chart 1.0.0

1 of the 3 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
library/mysql:latestade067ae2fb1
stdlib@go1.24.6
1.25.10

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9,340
kcmkcm1.12.02 of 12See more

kcm kcm 1.12.0

2 of the 12 container images this version deploys carry CVE-2026-39826.

Container imageDigestPackageFixed in
ghcr.io/fluxcd/flux-cli:v2.9.1020edbaee890
stdlib@go1.26.2
1.25.10
quay.io/reactiveops/rbac-manager:v1.9.587e3f461446f
stdlib@go1.25.5
1.25.10

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3,504

Container images carrying it

4,711 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:v2.11.082adbebdf5d5
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 26 Sept 2026

Corrections: contact@stackradar.io

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