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

Open the chart page →

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

Open the chart page →

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

Open the chart page →

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

Open the chart page →

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

Open the chart page →

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

Open the chart page →

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

Open the chart page →

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

Open the chart page →

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

Open the chart page →

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

Open the chart page →

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

Open the chart page →

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

Open the chart page →

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

Open the chart page →

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

Open the chart page →

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

Open the chart page →

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
48n6e/camellia-redis-proxy:1.4.0-jdk-21-0.0.1a6ed886fddfc
netty-codec-http2@4.2.10.Final
4.2.11.Final
1
5200710/hadoop:3.2.3-java8092d3088a5fb
netty-codec-http2@4.1.77.Final
4.1.132.Final
1
adagber/planner:v1.0e5c1ed097752
netty-codec-http2@4.1.42.Final
4.1.132.Final
1
ahmetfurkandemir/iceberg-rest-fixture-postgresql:1.10.0142231a0b8b7
netty-codec-http2@4.1.124.Final
4.1.132.Final
1
airbyte/airbyte-api-server:0.63.8e1c5e7cfec8a
netty-codec-http2@4.1.110.Final
4.1.132.Final
1
airbyte/bootloader:2.2.0f71cf4e185d5
netty-codec-http2@4.2.9.Final
4.2.11.Final
1
airbyte/connector-rollout-worker:2.0.2-alpha-c905e75d42813fcc191
netty-codec-http2@4.2.4.Final
4.2.11.Final
1
airbyte/cron:0.40.17caf4f551c546
netty-codec-http2@4.1.82.Final
4.1.132.Final
1
airbyte/cron:2.2.0d97b67a1346d
netty-codec-http2@4.2.9.Final
4.2.11.Final
1
airbyte/server:2.2.070e125498a1c
netty-codec-http2@4.2.9.Final
4.2.11.Final
1
airbyte/worker:2.2.08060b88b29c8
netty-codec-http2@4.2.9.Final
4.2.11.Final
1
airbyte/workload-api-server:2.2.042093cff86e9
netty-codec-http2@4.2.9.Final
4.2.11.Final
1
aktosecurity/data-ingestion-service213aded7adc5
netty-codec-http2@4.1.101.Final
4.1.132.Final
1
aktosecurity/data-ingestion-service:1.4.946ed5bcb04b2
netty-codec-http2@4.1.101.Final
4.1.132.Final
1
amartinm82/planner:v2.01184353ff57b
netty-codec-http2@4.1.42.Final
4.1.132.Final
1
anguda/ant-media:2.5c435285fc241
netty-codec-http2@4.1.72.Final
4.1.132.Final
1
apache/bookkeeper:4.14.5a7d9970c148f
netty-codec-http2@4.1.72.Final
4.1.132.Final
1
apache/druid:29.0.10cef139b6bf1
netty-codec-http2@4.1.100.Final
4.1.132.Final
1
apache/hadoop:3af361b20bec0
netty-codec-http2@4.1.89.Final
4.1.132.Final
1
apache/hertzbeat:1.8.075d48a62748f
netty-codec-http2@4.1.117.Final
4.1.132.Final
1
apache/hertzbeat-collector:1.8.0a2bab1be574c
netty-codec-http2@4.1.117.Final
4.1.132.Final
1
apache/iotdb:0.13.3-nodeafa47bf1692a
netty-codec-http2@4.1.59.Final
4.1.132.Final
1
apache/nifi-registry:1.14.0090b7f87ec7f
netty-codec-http2@4.1.33.Final
4.1.132.Final
1
apache/nifi-registry:1.27.063b8e3e40742
netty-codec-http2@4.1.111.Final
4.1.132.Final
1
apache/nifi-registry:0.8.0974efa2f21da
netty-codec-http2@4.1.33.Final
4.1.132.Final
1
apachepinot/pinot:latest-jdk110018bb04ced7
netty-codec-http2@4.1.74.Final
4.1.132.Final
1
apachepulsar/pulsar:3.1.016f9fdab3fa6
netty-codec-http2@4.1.94.Final
4.1.132.Final
1
apachepulsar/pulsar:2.10.03b262ab7a7d9
netty-codec-http2@4.1.74.Final
4.1.132.Final
1
apachepulsar/pulsar:2.6.14db6ff0b4045
netty-codec-http2@4.1.48.Final
4.1.132.Final
1
apachepulsar/pulsar:3.0.79c9947de139d
netty-codec-http2@4.1.113.Final
4.1.132.Final
1
apachepulsar/pulsar:2.9.0d056c89b7131
netty-codec-http2@4.1.68.Final
4.1.132.Final
1
apachepulsar/pulsar:2.8.2d538416d5afe
netty-codec-http2@4.1.51.Final
4.1.132.Final
1
apache/ranger:2.7.076c176e8a0e4
netty-codec-http2@4.1.100.Final
4.1.132.Final
1
apache/rocketmq-exporter:0.0.2c8fb51195444
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
apache/shenyu-admin:2.5.1e2be712fc4f4
netty-codec-http2@4.1.38.Final
4.1.132.Final
1
apache/shenyu-bootstrap:2.5.11bd5756f6273
netty-codec-http2@4.1.38.Final
4.1.132.Final
1
apache/skywalking-oap-server:9.2.0133d35d2c263
netty-codec-http2@4.1.77.Final
4.1.132.Final
1
apache/skywalking-oap-server:8.1.0-es7641237e0299b
netty-codec-http2@4.1.42.Final
4.1.132.Final
1
apache/skywalking-oap-server:8.9.1b4ec8c18d079
netty-codec-http2@4.1.68.Final
4.1.132.Final
1
apache/skywalking-ui:9.2.0295f1dc87d98
netty-codec-http2@4.1.77.Final
4.1.132.Final
1
apache/skywalking-ui:8.9.180530f0308a5
netty-codec-http2@4.1.63.Final
4.1.132.Final
1
apicurio/apicurio-registry-jpa:1.3.2.Final44eeddd3562c
netty-codec-http2@4.1.49.Final
4.1.132.Final
1
apicurio/apicurio-registry-kafkasql:2.1.0.Finala97d67487532
netty-codec-http2@4.1.49.Final
4.1.132.Final
1
apicurio/apicurio-studio-api:0.2.62.Final302d202ed149
netty-codec-http2@4.1.86.Final
4.1.132.Final
1
apicurio/apicurio-studio-ui:0.2.62.Final349c845270c2
netty-codec-http2@4.1.86.Final
4.1.132.Final
1
apicurio/apicurio-studio-ws:0.2.62.Final27a91978a388
netty-codec-http2@4.1.86.Final
4.1.132.Final
1
apimap/api:v1.8.11ae2b3ab00177
netty-codec-http2@4.1.82.Final
4.1.132.Final
1
arturisimo/planner:v1.0fff9de644941
netty-codec-http2@4.1.42.Final
4.1.132.Final
1
assistiot/cybersecurity-monitoring_id-elk:latestba1d85ec3739
netty-codec-http2@4.1.45.Final
4.1.132.Final
1
assistiot/identity-manager_kc:latest0df4b4fa899a
netty-codec-http2@4.1.76.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.