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
ghcr.io/openccu/openccu:3.89.8.20260719b2de2ff6e8e0
netty-codec-http2@4.2.5.Final
4.2.11.Final
1
ghcr.io/open-telemetry/demo:1.12.0-frauddetectionservice77cefdab4d5c
netty-codec-http2@4.1.100.Final
4.1.132.Final
1
ghcr.io/open-telemetry/demo:1.12.0-adservicea59e5eead495
netty-codec-http2@4.1.100.Final
4.1.132.Final
1
ghcr.io/privacyengineering/hawk-service:latestbfedf47bb5e0
netty-codec-http2@4.1.101.Final
4.1.132.Final
1
ghcr.io/projectnessie/nessie:0.92.19efe3c74d55f
netty-codec-http2@4.1.108.Final
4.1.132.Final
1
ghcr.io/punchplatform/punchline-java:8.1.1d46ce7b96482
netty-codec-http2@4.1.82.Final
4.1.132.Final
1
ghcr.io/radar-base/radar-output-restructure/radar-output-restructure:3.0.67fb9c70e96a4
netty-codec-http2@4.2.10.Final
4.2.11.Final
1
ghcr.io/star-whale/server:0.6.158368359c8dd0
netty-codec-http2@4.1.86.Final
4.1.132.Final
1
ghcr.io/wiremind/bitnami/keycloak:26.5.0-debian-12-r38622ea9e43c0
netty-codec-http2@4.1.128.Final
4.1.132.Final
1
ghcr.io/wundergraph/cosmo/keycloak:0.13.0b37408461b9b
netty-codec-http2@4.1.130.Final
4.1.132.Final
1
public.ecr.aws/aws-containers/retail-store-sample-cart:1.3.05d767569c976
netty-codec-http2@4.1.124.Final
4.1.132.Final
1
public.ecr.aws/aws-containers/retail-store-sample-orders:1.3.0e85f034bcf48
netty-codec-http2@4.1.124.Final
4.1.132.Final
1
public.ecr.aws/aws-containers/retail-store-sample-ui:1.3.0ce3f2e935eb3
netty-codec-http2@4.1.124.Final
4.1.132.Final
1
public.ecr.aws/v0r6c2e2/hive-metastore:latest794b3bff9510
netty-codec-http2@4.1.89.Final
4.1.132.Final
1
public.ecr.aws/v0r6c2e2/trino:latestc265156b00d1
netty-codec-http2@4.1.117.Final
4.1.132.Final
1
quay.io/apicurio/apicurio-registry-kube-sync:1.0.170ef31840269
netty-codec-http2@4.1.68.Final
4.1.132.Final
1
quay.io/apicurio/apicurio-registry-mem:2.5.8.Final3b036692d546
netty-codec-http2@4.1.100.Final
4.1.132.Final
1
quay.io/evryfs/spring-boot-admin:2.7.1060950ef63764
netty-codec-http2@4.1.86.Final
4.1.132.Final
1
quay.io/fiware/apollo:0.0.1055330b1b60c1
netty-codec-http2@4.1.77.Final
4.1.132.Final
1
quay.io/fiware/canis-major:1.5.15bb40472e4ff5
netty-codec-http2@4.1.73.Final
4.1.132.Final
1
quay.io/fiware/contract-management:3.3.122bcfcf874451
netty-codec-http2@4.1.115.Final
4.1.132.Final
1
quay.io/fiware/credentials-config-service:3.4.3f2fbced76da8
netty-codec-http2@4.2.9.Final
4.2.11.Final
1
quay.io/fiware/endpoint-configuration-service:0.4.30dc38a87b844
netty-codec-http2@4.1.69.Final
4.1.132.Final
1
quay.io/fiware/tmforum-account:1.18.06b25aac03414
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-agreement:1.18.081e7025dc16d
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-customer-bill-management:1.18.0dee901f1f75d
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-customer-management:1.18.0d3519cebecd0
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-party-catalog:1.18.07d6969a7393a
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-party-role:1.18.052db89f17863
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-product-catalog:1.18.0e409338726da
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-product-inventory:1.18.03a5d6dd30f1d
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-product-ordering-management:1.18.042c81c291f6f
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-quote:1.18.0d9ca3a334352
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-resource-catalog:1.18.0b0d853627c59
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-resource-function-activation:1.18.062a5acb63fd1
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-resource-inventory:1.18.0553b4a47730b
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-resource-order-management:1.18.0dd1778ad6203
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-service-catalog:1.18.074b0fad9e155
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-service-inventory:1.18.04be54e8cb5c0
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-service-order-management:1.18.0d2091785d544
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-software-management:1.18.01b74a2f7ba67
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/tmforum-usage-management:1.18.042f190c42926
netty-codec-http2@4.1.91.Final
4.1.132.Final
1
quay.io/fiware/trusted-issuers-list:0.9.13c886ce5c056
netty-codec-http2@4.2.9.Final
4.2.11.Final
1
quay.io/fiware/trusted-issuers-registry:0.11.1a8a9ec461034
netty-codec-http2@4.1.100.Final
4.1.132.Final
1
quay.io/keycloak/keycloak:26.009a381c715ab
netty-codec-http2@4.1.111.Final
4.1.132.Final
1
quay.io/keycloak/keycloak:26.0.74388e2379b7e
netty-codec-http2@4.1.111.Final
4.1.132.Final
1
quay.io/keycloak/keycloak:24.0.34d6f22991266
netty-codec-http2@4.1.107.Final
4.1.132.Final
1
quay.io/keycloak/keycloak:23.0.34f72a5b0c076
netty-codec-http2@4.1.100.Final
4.1.132.Final
1
quay.io/keycloak/keycloak:26.3.36a7217a100bd
netty-codec-http2@4.1.124.Final
4.1.132.Final
1
quay.io/keycloak/keycloak:20.0.18830f76112b6
netty-codec-http2@4.1.82.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.