StackRadar

CVE-2026-55831

High

Advisory

Published 22 Jul 2026In the index since 5 Sept 2026
Severity
High
worst across findings
CVSS
7.5
base score, highest
EPSS
0.004
37th percentile
CISA KEV
Not listed
no confirmed exploitation
Charts affected
436
of 17,781 indexed, latest versions
Container images
505
deployed by those charts
Fix available
1 of 1
affected package

Netty SPDY SETTINGS frame count materializes unbounded settings map

Carried by container images the latest versions of 436 of 17,781 indexed charts deploy, on 505 images.

Affected packageAffected versionsFixed inImages
netty-codec-httpmaven4.1.12.Final, 4.1.13.Final, 4.1.17.Final, 4.1.19.Final+91 more4.1.136.Final, 4.2.16.Final505
OSV records
GHSA-6jqx-86gh-f27w

Charts affected

436 by stars
ChartLatestAffected imagesRadar Score
retail-store-sample-cart-chartstacksimplifyVerified publisher1.0.01 of 1See more

retail-store-sample-cart-chart stacksimplify 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
public.ecr.aws/aws-containers/retail-store-sample-cart:1.3.05d767569c976
netty-codec-http@4.1.124.Final
4.1.136.Final

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1,068
retail-store-sample-orders-chartstacksimplifyVerified publisher2.0.01 of 1See more

retail-store-sample-orders-chart stacksimplify 2.0.0

1 of the 1 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
public.ecr.aws/aws-containers/retail-store-sample-orders:1.3.0e85f034bcf48
netty-codec-http@4.1.124.Final
4.1.136.Final

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1,223
retail-store-sample-ui-chartstacksimplifyVerified publisher1.0.01 of 1See more

retail-store-sample-ui-chart stacksimplify 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
public.ecr.aws/aws-containers/retail-store-sample-ui:1.3.0ce3f2e935eb3
netty-codec-http@4.1.124.Final
4.1.136.Final

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836
hazelcaststakaterVerified publisher1.0.21 of 1See more

hazelcast stakater 1.0.2

1 of the 1 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
hazelcast/hazelcast:latestf086bf0ecb23
netty-codec-http@4.1.132.Final
4.1.136.Final

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1,702
sonarqubestakaterVerified publisher0.10.31 of 2See more

sonarqube stakater 0.10.3

1 of the 2 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
library/sonarqube:6.7.6-community0ae5169e3d0f
netty-codec-http@4.1.13.Final
4.1.136.Final

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11,841
teku-validatorstakewise4.3.21 of 2See more

teku-validator stakewise 4.3.2

1 of the 2 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
consensys/teku:25.4.1bf6ecd2ea716
netty-codec-http@4.2.0.Final
4.2.16.Final

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3,153
trinostatcan1.23.41 of 2See more

trino statcan 1.23.4

1 of the 2 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
trinodb/trino:405ee80ab5eeab2
netty-codec-http@4.1.72.Final
4.1.136.Final

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13,767
sn-consolestreamnative1.13.01 of 1See more

sn-console streamnative 1.13.0

1 of the 1 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
streamnative/private-cloud-console:v2.3.27-all91e54375e154
netty-codec-http@4.1.129.Final
4.1.136.Final

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1,827
wonder-mesh-netstrrl-helm2026.629.01 of 3See more

wonder-mesh-net strrl-helm 2026.629.0

1 of the 3 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
quay.io/keycloak/keycloak:26.009a381c715ab
netty-codec-http@4.1.111.Final
4.1.136.Final

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5,063
netforge-besvtechVerified publisher0.0.21 of 3See more

netforge-be svtech 0.0.2

1 of the 3 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
conductoross/conductor:3.31.09fba127693e6
netty-codec-http@4.1.119.Final
4.1.136.Final

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4,674
zipkin-gcpt3n1.0.01 of 1See more

zipkin-gcp t3n 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
openzipkin/zipkin-gcp:0.15.2b5d51d1144e2
netty-codec-http@4.1.43.Final
4.1.136.Final

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4,538
hadoop-deploymenttejaswita-hadoop-helmchart1.0.01 of 1See more

hadoop-deployment tejaswita-hadoop-helmchart 1.0.0

1 of the 1 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
apache/hadoop:3af361b20bec0
netty-codec-http@4.1.86.Final
4.1.136.Final

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4,240
tekton-ci-environment-injectortekton-ci-environment-injectorVerified publisher0.2.41 of 1See more

tekton-ci-environment-injector tekton-ci-environment-injector 0.2.4

1 of the 1 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
quay.io/poundex/tekton-ci-environment-injector:0.2.46dd65f22949c
netty-codec-http@4.2.15.Final
4.2.16.Final

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510
tekton-stash-and-cachetekton-stash-and-cacheVerified publisher0.2.21 of 1See more

tekton-stash-and-cache tekton-stash-and-cache 0.2.2

1 of the 1 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
quay.io/poundex/tekton-stash-and-cache:0.2.2e854423caa09
netty-codec-http@4.2.15.Final
4.2.16.Final

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1,082
krokiteochenglim1.0.11 of 5See more

kroki teochenglim 1.0.1

1 of the 5 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
yuzutech/kroki:0.17.0192b7b27c857
netty-codec-http@4.1.74.Final
4.1.136.Final

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8,715
shenyutest-helm2.4.212 of 2See more

shenyu test-helm 2.4.21

2 of the 2 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
apache/shenyu-admin:2.4.2e8b7c4ddd069
netty-codec-http@4.1.38.Final
4.1.136.Final
apache/shenyu-bootstrap:2.4.20bd3b25c4be4
netty-codec-http@4.1.43.Final
4.1.136.Final

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12,513
thingsboardthingsboardVerified publisher0.1.34 of 12See more

thingsboard thingsboard 0.1.3

4 of the 12 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
thingsboard/tb-coap-transport:3.4.1bd45a09d85d9
netty-codec-http@4.1.75.Final
4.1.136.Final
thingsboard/tb-http-transport:3.4.1a06f53c5e2da
netty-codec-http@4.1.75.Final
4.1.136.Final
thingsboard/tb-mqtt-transport:3.4.1030f316ce301
netty-codec-http@4.1.75.Final
4.1.136.Final
thingsboard/tb-node:3.4.1645f43b688f7
netty-codec-http@4.1.75.Final
4.1.136.Final

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25,394
hermestoukVerified publisher0.6.01 of 3See more

hermes touk 0.6.0

1 of the 3 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
apicurio/apicurio-registry-kafkasql:2.1.0.Finala97d67487532
netty-codec-http@4.1.49.Final
4.1.136.Final

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12,455
orchestratremolo3.1.551 of 5See more

orchestra tremolo 3.1.55

1 of the 5 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
ghcr.io/openunison/openunison-k8s:1.0.509ad450220ab9
netty-codec-http@4.2.13.Final
4.2.16.Final

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7,637
opencloudunxwaresVerified publisher0.2.31 of 13See more

opencloud unxwares 0.2.3

1 of the 13 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
quay.io/keycloak/keycloak:26.1.4044a457e0498
netty-codec-http@4.1.118.Final
4.1.136.Final

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45,239
wazuhwazuh-helm-eksVerified publisher1.2.101 of 6See more

wazuh wazuh-helm-eks 1.2.10

1 of the 6 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
wazuh/wazuh-indexer:4.14.49c344d2b1757
netty-codec-http@4.1.125.Final
4.1.136.Final

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5,484
drillwearefrank1.3.61 of 3See more

drill wearefrank 1.3.6

1 of the 3 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
apache/drill:1.21.11f96558fd292
netty-codec-http@4.1.73.Final
4.1.136.Final

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9,397
sonarqubewebencryptor6.7.31 of 3See more

sonarqube webencryptor 6.7.3

1 of the 3 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
library/sonarqube:8.2-communitya246bc64207e
netty-codec-http@4.1.32.Final
4.1.136.Final

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5,460
webhookiewebhookie0.1.21 of 1See more

webhookie webhookie 0.1.2

1 of the 1 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
hookiesolutions/webhookie:latest0629694246ba
netty-codec-http@4.1.73.Final
4.1.136.Final

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14,364
webhookie-allwebhookie0.1.21 of 3See more

webhookie-all webhookie 0.1.2

1 of the 3 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
hookiesolutions/webhookie:latest0629694246ba
netty-codec-http@4.1.73.Final
4.1.136.Final

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28,605
hazelcastwenerme5.10.21 of 2See more

hazelcast wenerme 5.10.2

1 of the 2 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
hazelcast/hazelcast:5.5.05dd5d31c7a06
netty-codec-http@4.1.111.Final
4.1.136.Final

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2,634
elasticsearchwiremindVerified publisher8.19.01 of 1See more

elasticsearch wiremind 8.19.0

1 of the 1 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
library/elasticsearch:8.19.1289729a95066a
netty-codec-http@4.1.130.Final
4.1.136.Final

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2,191
keycloakwiremindVerified publisher25.3.11 of 2See more

keycloak wiremind 25.3.1

1 of the 2 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
ghcr.io/wiremind/bitnami/keycloak:26.5.0-debian-12-r38622ea9e43c0
netty-codec-http@4.1.128.Final
4.1.136.Final

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7,624
metabasewiremindVerified publisher2.27.5-wiremind01 of 1See more

metabase wiremind 2.27.5-wiremind0

1 of the 1 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
metabase/metabase:v0.61.1.x9491ed11c901
netty-codec-http@4.1.133.Final
4.1.136.Final

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1,639
apicurio-registry-sqlwitcom-gmbh0.1.01 of 1See more

apicurio-registry-sql witcom-gmbh 0.1.0

1 of the 1 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
apicurio/apicurio-registry-jpa:1.3.2.Final44eeddd3562c
netty-codec-http@4.1.49.Final
4.1.136.Final

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3,424
opendistro-eswitcom-gmbh1.13.31 of 3See more

opendistro-es witcom-gmbh 1.13.3

1 of the 3 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
amazon/opendistro-for-elasticsearch:1.13.32acfa1dcc5f8
netty-codec-http@4.1.45.Final
4.1.136.Final

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5,806
ygdrassil-monitoringygdrassilVerified publisher0.4.01 of 10See more

ygdrassil-monitoring ygdrassil 0.4.0

1 of the 10 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
opensearchproject/opensearch:2.18.07f6fa1efee8f
netty-codec-http@4.1.108.Final
4.1.136.Final

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9,381
zahori-processzahoriVerified publisher1.0.11 of 1See more

zahori-process zahori 1.0.1

1 of the 1 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
zahoriaut/zahori-process:0.1.13351f8a220ed7
netty-codec-http@4.1.94.Final
4.1.136.Final

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3,480
zahori-serverzahoriVerified publisher1.0.11 of 2See more

zahori-server zahori 1.0.1

1 of the 2 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
zahoriaut/zahori-server:0.1.17b2de13916f3e
netty-codec-http@4.1.87.Final
4.1.136.Final

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5,846
keycloakxzaks2.2.01 of 1See more

keycloakx zaks 2.2.0

1 of the 1 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
quay.io/keycloak/keycloak:20.0.3b8f2a453a17a
netty-codec-http@4.1.82.Final
4.1.136.Final

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6,016
zipkinzipkinVerified publisher0.5.01 of 1See more

zipkin zipkin 0.5.0

1 of the 1 container images this version deploys carry CVE-2026-55831.

Container imageDigestPackageFixed in
openzipkin/zipkin-slim:3.6.0a69e1057df36
netty-codec-http@4.2.10.Final
4.2.16.Final

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1,159

Container images carrying it

505 by charts deploying them

A fixed version is listed for 1 of the 1 affected package.

Container imageDigestPackageFixed inUsed by
dzikoysk/reposilite:3.5.264128c2d7a6ba
netty-codec-http@4.1.126.Final
4.1.136.Final
1
eclipseaerios/management-portal-backend:1.2.215fba526a4f8
netty-codec-http@4.1.107.Final
4.1.136.Final
1
eginnovations/agent:7.5.4e4dfe242fe9f
netty-codec-http@4.1.135.Final
4.1.136.Final
1
elastictranscoder/media-storage:f6d861a026208b8c2359
netty-codec-http@4.1.65.Final
4.1.136.Final
1
emeraldpay/dshackle:0.14.0126f0ae0b388
netty-codec-http@4.1.70.Final
4.1.136.Final
1
emeraldpay/dshackle:0.12ac2a4bc66ab6
netty-codec-http@4.1.70.Final
4.1.136.Final
1
empathyco/elasticsearch:7.17.2-memlock03e724e41eeb
netty-codec-http@4.1.66.Final
4.1.136.Final
1
esperotech/yaade:latest24d2d692d948
netty-codec-http@4.1.103.Final
4.1.136.Final
1
expediagroup/pitchfork:1.314f2cf61e7de9
netty-codec-http@4.1.68.Final
4.1.136.Final
1
fiware/mintaka:0.7.092a3c5cf43c0
netty-codec-http@4.1.81.Final
4.1.136.Final
1
fiware/mintaka:latestefc6793388cc
netty-codec-http@4.1.81.Final
4.1.136.Final
1
fjvela/urjc-fjvela-worker:1.0.170cebf67bd66
netty-codec-http@4.1.42.Final
4.1.136.Final
1
flowable/flowable-rest:7.1.0b7ae287502cd
netty-codec-http@4.1.113.Final
4.1.136.Final
1
folioci/edge-caiasoft:latestc3cfa89eee2f
netty-codec-http@4.2.15.Final
4.2.16.Final
1
folioci/edge-connexion:latestb4863d135524
netty-codec-http@4.2.9.Final
4.2.16.Final
1
folioci/edge-dematic:latest48c9b1d180d4
netty-codec-http@4.2.15.Final
4.2.16.Final
1
folioci/edge-inn-reach:latestc64e4d9dd3fc
netty-codec-http@4.2.15.Final
4.2.16.Final
1
folioci/edge-ncip:lateste760dbb81d1a
netty-codec-http@4.2.10.Final
4.2.16.Final
1
folioci/edge-oai-pmh:latesteedfcbc29792
netty-codec-http@4.2.7.Final
4.2.16.Final
1
folioci/edge-orders:latest1ef654ee9f23
netty-codec-http@4.2.12.Final
4.2.16.Final
1
folioci/edge-patron:latest682b852e056d
netty-codec-http@4.2.7.Final
4.2.16.Final
1
folioci/edge-rtac:latest15ef73b1abd0
netty-codec-http@4.2.10.Final
4.2.16.Final
1
folioci/mod-aes:latest6d67e9564270
netty-codec-http@4.1.60.Final
4.1.136.Final
1
folioci/mod-agreements:latest29c3f233a498
netty-codec-http@4.1.135.Final
4.1.136.Final
1
folioci/mod-audit:latest88f40730ed45
netty-codec-http@4.2.15.Final
4.2.16.Final
1
folioci/mod-authtoken:latest995a25a33133
netty-codec-http@4.1.118.Final
4.1.136.Final
1
folioci/mod-circulation:latest3eecd2ac2d8a
netty-codec-http@4.2.13.Final
4.2.16.Final
1
folioci/mod-circulation-storage:latest6bdddcafbc0f
netty-codec-http@4.2.13.Final
4.2.16.Final
1
folioci/mod-codex-ekb:latest235a3fa4adc9
netty-codec-http@4.1.78.Final
4.1.136.Final
1
folioci/mod-codex-inventory:latest6d53ed758fd1
netty-codec-http@4.1.65.Final
4.1.136.Final
1
folioci/mod-codex-mux:latestd4138abfd30d
netty-codec-http@4.1.82.Final
4.1.136.Final
1
folioci/mod-configuration:latestdd0cdc89670a
netty-codec-http@4.2.12.Final
4.2.16.Final
1
folioci/mod-copycat:latest1513fad2b799
netty-codec-http@4.2.12.Final
4.2.16.Final
1
folioci/mod-courses:latest68ca414f5596
netty-codec-http@4.2.9.Final
4.2.16.Final
1
folioci/mod-data-export:latest0cc86bf09755
netty-codec-http@4.2.9.Final
4.2.16.Final
1
folioci/mod-data-export-spring:latestf1d7caf4544b
netty-codec-http@4.2.9.Final
4.2.16.Final
1
folioci/mod-data-export-worker:latest1ad1811c9b37
netty-codec-http@4.2.9.Final
4.2.16.Final
1
folioci/mod-data-import-converter-storage:latest3028f333778f
netty-codec-http@4.1.82.Final
4.1.136.Final
1
folioci/mod-email:latest79ea8e2e7ebf
netty-codec-http@4.2.9.Final
4.2.16.Final
1
folioci/mod-erm-usage-harvester:latest2d6767933c59
netty-codec-http@4.2.12.Final
4.2.16.Final
1
folioci/mod-eusage-reports:latest15de67587091
netty-codec-http@4.2.10.Final
4.2.16.Final
1
folioci/mod-event-config:latest0192adad3897
netty-codec-http@4.2.15.Final
4.2.16.Final
1
folioci/mod-feesfines:latestfe3a7049f2fb
netty-codec-http@4.2.7.Final
4.2.16.Final
1
folioci/mod-finance:latest14450bc15430
netty-codec-http@4.2.15.Final
4.2.16.Final
1
folioci/mod-finance-storage:latest4bc4057abaea
netty-codec-http@4.2.15.Final
4.2.16.Final
1
folioci/mod-gobi:latestc58c989dac44
netty-codec-http@4.2.13.Final
4.2.16.Final
1
folioci/mod-inn-reach:latestcc8584e43382
netty-codec-http@4.2.15.Final
4.2.16.Final
1
folioci/mod-inventory-update:latestba84812b4d58
netty-codec-http@4.2.5.Final
4.2.16.Final
1
folioci/mod-invoice:latest45b7b13e81e1
netty-codec-http@4.2.15.Final
4.2.16.Final
1
folioci/mod-login:latest88de493f86db
netty-codec-http@4.1.130.Final
4.1.136.Final
1

syft 1.42.1 · advisories as of 14 Sept 2026

Corrections: contact@stackradar.io

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