CVE-2026-84303
MediumAdvisory
Published 2 Sept 2026In the index since 6 Sept 2026
- Severity
- Medium
- worst across findings
- CVSS
- 6.3
- base score, highest
- EPSS
- 0.003
- 24th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 2,296
- of 17,781 indexed, latest versions
- Container images
- 2,761
- deployed by those charts
- Fix available
- 1 of 2
- affected packages
gRPC-Go: xDS RBAC HTTP Filter bypass via mixed-case Header Matching and gRFC A41 validation evasion
Carried by container images the latest versions of 2,296 of 17,781 indexed charts deploy, on 2,761 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| google.golang.org/ | v0.0.0-20160317175043-d3ddb4469d5a, v0.0.0-20170216003643-d0c32ee6a441, v1.10.0, v1.14.0+114 more | 1.83.1 | 2,758 |
| grpcdeb | 1.16.1-1ubuntu5, 1.51.1-4.1build5 | no fix listed | 3 |
- OSV records
- GHSA-qc2q-p7wx-3px3UBUNTU-CVE-2026-84303
- Trending
- Rank 40 in indexed charts, since 9 Sept 2026. See the ranking →
Charts affected
2,296 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| kube-prometheus-stackprometheus-communityOfficialVerified publisher | 90.2.0 | 3 of 6See more | 740 |
| argo-cdargoOfficialVerified publisher | 10.9.0 | 2 of 3See more | 3,218 |
| prometheusprometheus-communityOfficialVerified publisher | 29.29.0 | 3 of 6See more | 458 |
| metrics-servermetrics-serverVerified publisher | 3.14.0 | 1 of 1See more | 156 |
| vaulthashicorpVerified publisher | 0.34.1 | 1 of 2See more | 542 |
| harborharborOfficialVerified publisher | 1.19.2 | 5 of 8See more | 1,650 |
| external-secretsexternal-secrets-operatorVerified publisher | 2.10.0 | 1 of 1See more | 77 |
| longhornlonghorn | 1.12.1 | 2 of 3See more | 554 |
| gitlab-runnergitlabVerified publisher | 0.92.1 | 1 of 1See more | 904 |
| ciliumciliumOfficialVerified publisher | 1.20.1 | 3 of 3See more | 1,708 |
| velerovmware-tanzu | 12.1.0 | 1 of 1See more | 1,331 |
| metallbmetallbVerified publisher | 0.16.1 | 3 of 4See more | 2,127 |
| cloudnative-pgcloudnative-pgVerified publisher | 0.29.0 | 1 of 1See more | 118 |
| rancherrancher-stable | 2.15.1 | 2 of 2See more | 1,456 |
| oauth2-proxyoauth2-proxyOfficialVerified publisher | 10.7.0 | 1 of 1See more | 147 |
| kedakedacore | 2.20.2 | 3 of 3See more | 873 |
| artifact-hubartifact-hubVerified publisher | 1.23.0 | 4 of 7See more | 10,755 |
| kube-state-metricsprometheus-communityVerified publisher | 8.4.2 | 1 of 1See more | 82 |
| alloygrafana | 1.12.1 | 1 of 2See more | 1,100 |
| prometheus-blackbox-exporterprometheus-communityOfficialVerified publisher | 11.18.0 | 1 of 1See more | 594 |
| deschedulerdescheduler | 0.36.0 | 1 of 1See more | 569 |
| argo-rolloutsargoOfficialVerified publisher | 2.43.1 | 1 of 1See more | 115 |
| mimir-distributedgrafana | 6.2.0 | 4 of 6See more | 4,517 |
| jaegerjaegertracingOfficialVerified publisher | 4.13.1 | 1 of 1See more | 294 |
| jupyterhubjupyterhubOfficialVerified publisher | 4.4.2 | 1 of 7See more | 7,894 |
| argo-cdargo-cd-oci | 10.9.0 | 2 of 3See more | 3,218 |
| argocd-image-updaterargoOfficialVerified publisher | 1.3.1 | 1 of 1See more | 718 |
| headlampheadlampOfficialVerified publisher | 0.45.0 | 1 of 1See more | 229 |
| dexdexVerified publisher | 0.24.1 | 1 of 1See more | 1,765 |
| uptime-kumauptime-kumaVerified publisher | 4.2.0 | 1 of 1See more | 30,159 |
| falcofalcosecurity | 9.1.0 | 3 of 3See more | 5,227 |
| alertmanagerprometheus-communityOfficialVerified publisher | 1.43.1 | 1 of 1See more | 63 |
| kongkongOfficialVerified publisher | 3.4.1 | 1 of 2See more | 1,135 |
| chartmuseumchartmuseumVerified publisher | 3.10.4 | 1 of 1See more | 1,360 |
| rook-cephrookOfficialVerified publisher | 1.20.7 | 1 of 2See more | 1,447 |
| argo-eventsargoOfficialVerified publisher | 2.4.27 | 1 of 1See more | 969 |
| grafanagrafana-communityVerified publisher | 13.2.4 | 1 of 1See more | 431 |
| victoria-metrics-k8s-stackvictoriametricsVerified publisher | 0.92.1 | 3 of 7See more | 1,889 |
| openebsopenebsOfficialVerified publisher | 4.6.1 | 15 of 35See more | 23,894 |
| prometheus-adapterprometheus-communityOfficialVerified publisher | 5.3.0 | 1 of 1See more | 930 |
| actions-runner-controlleractions-runner-controller | 0.23.7 | 1 of 2See more | 2,883 |
| corednscorednsVerified publisher | 1.47.1 | 1 of 1See more | 330 |
| opentelemetry-operatoropentelemetry-helmVerified publisher | 0.122.0 | 1 of 1See more | 35 |
| apisixapisix | 2.17.0 | 1 of 3See more | 3,045 |
| netdatanetdataVerified publisher | 3.7.173 | 1 of 1See more | 3,092 |
| node-problem-detectordeliveryheroVerified publisher | 2.4.1 | 1 of 1See more | 1,955 |
| miniominio-official | 5.4.0 | 2 of 2See more | 2,483 |
| opencostopencostOfficialVerified publisher | 2.5.31 | 1 of 2See more | 265 |
| openfaasopenfaas | 15.0.13 | 2 of 6See more | 3,543 |
| flux2fluxcd-community | 2.19.0 | 7 of 7See more | 2,951 |
Container images carrying it
2,761 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| quay.io/ | 5ce7540c3c00 | google.golang.org/ | 1.83.1 | 18 |
| minio/ | 14cea493d9a3 | google.golang.org/ | 1.83.1 | 16 |
| grafana/ | f772d434e8fa | google.golang.org/ | 1.83.1 | 12 |
| registry.k8s.io/ | 1545919b72e3 | google.golang.org/ | 1.83.1 | 12 |
| registry.k8s.io/ | f9de845b1701 | google.golang.org/ | 1.83.1 | 12 |
| ethpandaops/ | 74d4cf2c436c | google.golang.org/ | 1.83.1 | 10 |
| registry.k8s.io/ | a4b0b1a37605 | google.golang.org/ | 1.83.1 | 10 |
| quay.io/ | 1dce27c494a1 | google.golang.org/ | 1.83.1 | 8 |
| quay.io/ | 690c7b525f43 | google.golang.org/ | 1.83.1 | 8 |
| registry.k8s.io/ | 42cfe3723a5f | google.golang.org/ | 1.83.1 | 8 |
| minio/ | a7fe349ef4bd | google.golang.org/ | 1.83.1 | 7 |
| wurstmeister/ | 2d4bbf9cc83d | google.golang.org/ | 1.83.1 | 7 |
| ghcr.io/ | 76d28575b71c | google.golang.org/ | 1.83.1 | 7 |
| quay.io/ | 993e8c454a7e | google.golang.org/ | 1.83.1 | 7 |
| quay.io/ | 4ec6df40fdb9 | google.golang.org/ | 1.83.1 | 7 |
| registry.k8s.io/ | 85108987d044 | google.golang.org/ | 1.83.1 | 7 |
| registry.k8s.io/ | 11f199f6bec4 | google.golang.org/ | 1.83.1 | 7 |
| registry.k8s.io/ | ab482308a492 | google.golang.org/ | 1.83.1 | 7 |
| registry.k8s.io/ | 589e525cddef | google.golang.org/ | 1.83.1 | 7 |
| registry.k8s.io/ | 5e7cbb63fd49 | google.golang.org/ | 1.83.1 | 7 |
| grafana/ | d72946c8e5d5 | google.golang.org/ | 1.83.1 | 6 |
| ghcr.io/ | 3ccc56791c8a | google.golang.org/ | 1.83.1 | 6 |
| quay.io/ | c8958d9533c7 | google.golang.org/ | 1.83.1 | 6 |
| quay.io/ | 2e4c14d1b444 | google.golang.org/ | 1.83.1 | 6 |
| quay.io/ | 2ad610626658 | google.golang.org/ | 1.83.1 | 6 |
| quay.io/ | fbeaef7a8566 | google.golang.org/ | 1.83.1 | 6 |
| registry.k8s.io/ | b9dc9a714a48 | google.golang.org/ | 1.83.1 | 6 |
| registry.k8s.io/ | f6717ce72a26 | google.golang.org/ | 1.83.1 | 6 |
| registry.k8s.io/ | bb057f866177 | google.golang.org/ | 1.83.1 | 6 |
| registry.k8s.io/ | 06da0d5b8908 | google.golang.org/ | 1.83.1 | 6 |
| grafana/ | 3600073f45a9 | google.golang.org/ | 1.83.1 | 5 |
| keelhq/ | 73714afb4443 | google.golang.org/ | 1.83.1 | 5 |
| prom/ | 0a8caa2e9f19 | google.golang.org/ | 1.83.1 | 5 |
| quay.io/ | 9f21034731c7 | google.golang.org/ | 1.83.1 | 5 |
| quay.io/ | e6df72478956 | google.golang.org/ | 1.83.1 | 5 |
| quay.io/ | e753ff9f3fc4 | google.golang.org/ | 1.83.1 | 5 |
| registry.k8s.io/ | b74b05b39501 | google.golang.org/ | 1.83.1 | 5 |
| registry.k8s.io/ | 04c55b93a032 | google.golang.org/ | 1.83.1 | 5 |
| registry.k8s.io/ | 6be9f63ca4ca | google.golang.org/ | 1.83.1 | 5 |
| registry.k8s.io/ | d078dc174323 | google.golang.org/ | 1.83.1 | 5 |
| registry.k8s.io/ | a2d40c1c3ccb | google.golang.org/ | 1.83.1 | 5 |
| registry.k8s.io/ | ea1d25e23479 | google.golang.org/ | 1.83.1 | 5 |
| registry.k8s.io/ | 42af0929bcd6 | google.golang.org/ | 1.83.1 | 5 |
| registry.k8s.io/ | da081c27e8a6 | google.golang.org/ | 1.83.1 | 5 |
| cloudflare/ | 51c9cefcb456 | google.golang.org/ | 1.83.1 | 4 |
| cloudflare/ | 6b599ca3e974 | google.golang.org/ | 1.83.1 | 4 |
| csiplugin/ | 60ab9b3e6a03 | google.golang.org/ | 1.83.1 | 4 |
| csiplugin/ | 2dee3fe5fe86 | google.golang.org/ | 1.83.1 | 4 |
| grafana/ | 121a7a9ece6d | google.golang.org/ | 1.83.1 | 4 |
| grafana/ | 1ff3999e0fc0 | google.golang.org/ | 1.83.1 | 4 |