StackRadar

CVE-2026-33871

High

Advisory

Published 26 Mar 2026In the index since 6 Sept 2026
Severity
High
worst across findings
CVSS
8.7
base score, highest
EPSS
0.011
64th percentile
CISA KEV
Not listed
no confirmed exploitation
Charts affected
315
of 17,781 indexed, latest versions
Container images
364
deployed by those charts
Fix available
1 of 1
affected package

Netty HTTP/2 CONTINUATION Frame Flood DoS via Zero-Byte Frame Bypass

Carried by container images the latest versions of 315 of 17,781 indexed charts deploy, on 364 images.

Affected packageAffected versionsFixed inImages
netty-codec-http2maven4.1.12.Final, 4.1.19.Final, 4.1.22.Final, 4.1.24.Final+75 more4.1.132.Final, 4.2.11.Final364
OSV records
GHSA-w9fj-cfpg-grvv

Charts affected

315 by stars
ChartLatestAffected imagesRadar Score
hermestoukVerified publisher0.6.01 of 3See more

hermes touk 0.6.0

1 of the 3 container images this version deploys carry CVE-2026-33871.

Container imageDigestPackageFixed in
apicurio/apicurio-registry-kafkasql:2.1.0.Finala97d67487532
netty-codec-http2@4.1.49.Final
4.1.132.Final

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12,455
opencloudunxwaresVerified publisher0.2.31 of 13See more

opencloud unxwares 0.2.3

1 of the 13 container images this version deploys carry CVE-2026-33871.

Container imageDigestPackageFixed in
quay.io/keycloak/keycloak:26.1.4044a457e0498
netty-codec-http2@4.1.118.Final
4.1.132.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-2026-33871.

Container imageDigestPackageFixed in
wazuh/wazuh-indexer:4.14.49c344d2b1757
netty-codec-http2@4.1.125.Final
4.1.132.Final

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5,484
webhookiewebhookie0.1.21 of 1See more

webhookie webhookie 0.1.2

1 of the 1 container images this version deploys carry CVE-2026-33871.

Container imageDigestPackageFixed in
hookiesolutions/webhookie:latest0629694246ba
netty-codec-http2@4.1.73.Final
4.1.132.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-2026-33871.

Container imageDigestPackageFixed in
hookiesolutions/webhookie:latest0629694246ba
netty-codec-http2@4.1.73.Final
4.1.132.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-2026-33871.

Container imageDigestPackageFixed in
hazelcast/hazelcast:5.5.05dd5d31c7a06
netty-codec-http2@4.1.111.Final
4.1.132.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-2026-33871.

Container imageDigestPackageFixed in
library/elasticsearch:8.19.1289729a95066a
netty-codec-http2@4.1.130.Final
4.1.132.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-2026-33871.

Container imageDigestPackageFixed in
ghcr.io/wiremind/bitnami/keycloak:26.5.0-debian-12-r38622ea9e43c0
netty-codec-http2@4.1.128.Final
4.1.132.Final

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7,624
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-2026-33871.

Container imageDigestPackageFixed in
apicurio/apicurio-registry-jpa:1.3.2.Final44eeddd3562c
netty-codec-http2@4.1.49.Final
4.1.132.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-2026-33871.

Container imageDigestPackageFixed in
amazon/opendistro-for-elasticsearch:1.13.32acfa1dcc5f8
netty-codec-http2@4.1.45.Final
4.1.132.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-2026-33871.

Container imageDigestPackageFixed in
opensearchproject/opensearch:2.18.07f6fa1efee8f
netty-codec-http2@4.1.108.Final
4.1.132.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-2026-33871.

Container imageDigestPackageFixed in
zahoriaut/zahori-process:0.1.13351f8a220ed7
netty-codec-http2@4.1.94.Final
4.1.132.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-2026-33871.

Container imageDigestPackageFixed in
zahoriaut/zahori-server:0.1.17b2de13916f3e
netty-codec-http2@4.1.87.Final
4.1.132.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-2026-33871.

Container imageDigestPackageFixed in
quay.io/keycloak/keycloak:20.0.3b8f2a453a17a
netty-codec-http2@4.1.82.Final
4.1.132.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-2026-33871.

Container imageDigestPackageFixed in
openzipkin/zipkin-slim:3.6.0a69e1057df36
netty-codec-http2@4.2.10.Final
4.2.11.Final

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1,159

Container images carrying it

364 by charts deploying them

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

Container imageDigestPackageFixed inUsed by
lourdesmorente/new-planner:1.0.0608745878cdb
netty-codec-http2@4.1.42.Final
4.1.132.Final
1
magento/magento-cloud-docker-opensearch:2.5-1.4.059fb6f0f1461
netty-codec-http2@4.1.86.Final
4.1.132.Final
1
maksimkavalenka/microservices-learning.resource-processor:latest64a25afb8748
netty-codec-http2@4.1.97.Final
4.1.132.Final
1
maksimkavalenka/microservices-learning.resource-service:latest13ad9bb170a0
netty-codec-http2@4.1.97.Final
4.1.132.Final
1
maksimkavalenka/microservices-learning.song-service:latest2bcdac368b07
netty-codec-http2@4.1.97.Final
4.1.132.Final
1
metabase/metabase:v0.53.4.17807bc5cad17
netty-codec-http2@4.1.116.Final
4.1.132.Final
1
molynx/planner:v1441c9f52f092
netty-codec-http2@4.1.70.Final
4.1.132.Final
1
nacos/nacos-server:1.4.1fe6e5688cdf3
netty-codec-http2@4.1.38.Final
4.1.132.Final
1
novumrgi/glowroot-central:0.14.0-beta.38c54790675b1
netty-codec-http2@4.1.72.Final
4.1.132.Final
1
odavid/my-bloody-jenkins:2.462.3-306e7ab3bbc948e
netty-codec-http2@4.1.100.Final
4.1.132.Final
1
omecproject/cdn-antmedia:1.0.0b4ae7d0d6b74
netty-codec-http2@4.1.19.Final
4.1.132.Final
1
onosproject/onos:2.2.144914a8d4b3f
netty-codec-http2@4.1.35.Final
4.1.132.Final
1
openbas/platform:2.0.5d986d80b0a75
netty-codec-http2@4.1.116.Final
4.1.132.Final
1
openhab/openhab:3.2.0d0aa4af452c1
netty-codec-http2@4.1.68.Final
4.1.132.Final
1
opensearchproject/data-prepper:2.8.057c25fa01d3c
netty-codec-http2@4.1.108.Final
4.1.132.Final
1
opensearchproject/opensearch:2.15.01963b3ece46d
netty-codec-http2@4.1.108.Final
4.1.132.Final
1
opensearchproject/opensearch:2.14.0466a49f379bb
netty-codec-http2@4.1.109.Final
4.1.132.Final
1
opensearchproject/opensearch:3.1.0474ea3fdf25d
netty-codec-http2@4.1.121.Final
4.1.132.Final
1
opensearchproject/opensearch:2.12.0645d3d9390ad
netty-codec-http2@4.1.106.Final
4.1.132.Final
1
opensearchproject/opensearch:2.19.269588c664014
netty-codec-http2@4.1.118.Final
4.1.132.Final
1
opensearchproject/opensearch:3.3.2798cf28e226a
netty-codec-http2@4.1.125.Final
4.1.132.Final
1
opensearchproject/opensearch:2.19.68690b204fe91
netty-codec-http2@4.1.130.Final
4.1.132.Final
1
opensearchproject/opensearch:2.10.0c8f3ebd2a934
netty-codec-http2@4.1.97.Final
4.1.132.Final
1
openwhisk/invoker:1.0.0f5831ec85525
netty-codec-http2@4.1.45.Final
4.1.132.Final
1
openzipkin/zipkin:2.24197a9692f6a9
netty-codec-http2@4.1.100.Final
4.1.132.Final
1
openzipkin/zipkin:2.21.060c3970df479
netty-codec-http2@4.1.48.Final
4.1.132.Final
1
openzipkin/zipkin-gcp:0.15.2b5d51d1144e2
netty-codec-http2@4.1.43.Final
4.1.132.Final
1
openzipkin/zipkin-slim:3.6.0a69e1057df36
netty-codec-http2@4.2.10.Final
4.2.11.Final
1
oscarsotosanchez/planner:v1.0730c00a099b8
netty-codec-http2@4.1.42.Final
4.1.132.Final
1
pcarrascoponce/planner:v1.0981fc482442c
netty-codec-http2@4.1.70.Final
4.1.132.Final
1
penpotapp/backend:2.2.147853d9bb9dd
netty-codec-http2@4.1.108.Final
4.1.132.Final
1
platform9community/admin-server:latestde3fa9b70df1
netty-codec-http2@4.1.50.Final
4.1.132.Final
1
platform9community/api-gateway:latest40a4970de568
netty-codec-http2@4.1.50.Final
4.1.132.Final
1
prom/cloudwatch-exporter:v0.16.071c2e988af06
netty-codec-http2@4.1.112.Final
4.1.132.Final
1
redestroyder/authorization-service:0.0.1740364a619fd
netty-codec-http2@4.1.73.Final
4.1.132.Final
1
redestroyder/business-service:0.0.1db03499a0726
netty-codec-http2@4.1.73.Final
4.1.132.Final
1
resurfaceio/resurface:3.7.84d5cda2f64109
netty-codec-http2@4.1.117.Final
4.1.132.Final
1
rrobetti/ojp:0.1.0-beta1141bd88232b
netty-codec-http2@4.1.110.Final
4.1.132.Final
1
salaboy/fmtok8s-monolith:v0.1.0f225568e6d03
netty-codec-http2@4.1.51.Final
4.1.132.Final
1
scorpiobroker/scorpio:scorpio-aaio_2.1.0db55012043df
netty-codec-http2@4.1.70.Final
4.1.132.Final
1
seataio/seata-server:latest703b5de7f1a6
netty-codec-http2@4.1.101.Final
4.1.132.Final
1
seataio/seata-server:1.5.1ee1ed55f4144
netty-codec-http2@4.1.70.Final
4.1.132.Final
1
seldonio/apife:0.2.7ba81b17f00eb
netty-codec-http2@4.1.12.Final
4.1.132.Final
1
seldonio/apife:0.3.1eea0d3f578ca
netty-codec-http2@4.1.12.Final
4.1.132.Final
1
slagattollas/planner-practica:latestcecd95e31486
netty-codec-http2@4.1.42.Final
4.1.132.Final
1
slagattollas/toposervice-practica:latestdc63973dae0d
netty-codec-http2@4.1.54.Final
4.1.132.Final
1
snowplow/scala-stream-collector-pubsub:2.2.041d318841516
netty-codec-http2@4.1.48.Final
4.1.132.Final
1
streamnative/private-cloud-console:v2.3.27-all91e54375e154
netty-codec-http2@4.1.129.Final
4.1.132.Final
1
structurizr/onpremises:2025.11.094b5ffb5119c8
netty-codec-http2@4.1.118.Final
4.1.132.Final
1
thingsboard/tb-coap-transport:3.4.1bd45a09d85d9
netty-codec-http2@4.1.75.Final
4.1.132.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.