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
- 2,293
- of 17,787 indexed, latest versions
- Container images
- 2,768
- 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 2,293 of 17,787 indexed charts deploy, on 2,768 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+115 more | 1.83.1 | 2,764 |
| grpcdeb | 1.16.1-1ubuntu5, 1.51.1-4.1build5 | no fix listed | 4 |
- OSV records
- GHSA-qc2q-p7wx-3px3UBUNTU-CVE-2026-84303
- Trending
- Rank 41 in indexed charts, since 9 Sept 2026. See the ranking →
Charts affected
2,293 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| kube-prometheus-stackprometheus-communityOfficialVerified publisher | 91.4.0 | 2 of 6See more | 647 |
| argo-cdargoOfficialVerified publisher | 10.9.1 | 2 of 3See more | 2,989 |
| prometheusprometheus-communityOfficialVerified publisher | 29.30.0 | 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 | 543 |
| 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 | 555 |
| gitlab-runnergitlabVerified publisher | 0.92.1 | 1 of 1See more | 905 |
| ciliumciliumOfficialVerified publisher | 1.20.1 | 3 of 3See more | 1,786 |
| velerovmware-tanzu | 12.1.0 | 1 of 1See more | 1,337 |
| metallbmetallbVerified publisher | 0.16.1 | 3 of 4See more | 2,129 |
| 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 | 10,782 |
| kube-state-metricsprometheus-communityVerified publisher | 8.5.0 | 1 of 1See more | 82 |
| alloygrafana | 1.12.1 | 1 of 2See more | 1,139 |
| 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 |
| jaegerjaegertracingOfficialVerified publisher | 4.13.1 | 1 of 1See more | 295 |
| jupyterhubjupyterhubOfficialVerified publisher | 4.4.2 | 1 of 7See more | 7,909 |
| argo-cdargo-cd-oci | 10.9.1 | 2 of 3See more | 2,989 |
| mimir-distributedgrafana | 6.2.0 | 4 of 6See more | 4,519 |
| 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 | 30,167 |
| falcofalcosecurity | 9.1.0 | 3 of 3See more | 5,309 |
| alertmanagerprometheus-communityOfficialVerified publisher | 1.43.1 | 1 of 1See more | 63 |
| kongkongOfficialVerified publisher | 3.4.1 | 1 of 2See more | 1,174 |
| 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 | 1,890 |
| openebsopenebsOfficialVerified publisher | 4.6.1 | 15 of 35See more | 24,009 |
| 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 | 0.122.1 | 1 of 1See more | 35 |
| apisixapisix | 2.17.0 | 1 of 3See more | 3,096 |
| netdatanetdataVerified publisher | 3.7.173 | 1 of 1See more | 3,104 |
| node-problem-detectordeliveryheroVerified publisher | 2.4.1 | 1 of 1See more | 1,901 |
| miniominio-official | 5.4.0 | 2 of 2See more | 2,483 |
| opencostopencostOfficialVerified publisher | 2.5.31 | 1 of 2See more | 266 |
| openfaasopenfaas | 15.0.13 | 2 of 6See more | 3,544 |
| flux2fluxcd-community | 2.19.0 | 7 of 7See more | 2,957 |
Container images carrying it
2,768 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| grafana/ | 70cf34fcb09d | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | cfd00e7f73c2 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 32fe838b79dd | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 3409edfb45c7 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | fe3e095283f0 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 0296560ac66f | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | f55a8a1937ff | google.golang.org/ | 1.83.1 | 1 |
| graphiteapp/ | 04a0037cc2ae | google.golang.org/ | 1.83.1 | 1 |
| graviteeio/ | 51dca8076ecc | google.golang.org/ | 1.83.1 | 1 |
| gresearch/ | 393aff4aa8f2 | google.golang.org/ | 1.83.1 | 1 |
| gresearch/ | f5e3226f1d33 | google.golang.org/ | 1.83.1 | 1 |
| gresearch/ | 3df14cda1855 | google.golang.org/ | 1.83.1 | 1 |
| gresearch/ | 6141a6213fcb | google.golang.org/ | 1.83.1 | 1 |
| gresearch/ | 16d1228220fc | google.golang.org/ | 1.83.1 | 1 |
| grpl/ | c00aafee6629 | google.golang.org/ | 1.83.1 | 1 |
| hammerspaceinc/ | 395bee4504fc | google.golang.org/ | 1.83.1 | 1 |
| haproxytech/ | 7a3ef2dd8b5b | google.golang.org/ | 1.83.1 | 1 |
| haproxytech/ | b9bffe2d0fd1 | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | 339b78b61750 | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | 37bf86488b74 | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | 76a201954ca0 | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | fb70bd9210ff | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | 712fe02d2f84 | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | ddff34041c5c | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | 0e4452f0f265 | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | 62bed1bf8106 | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | 4dcb45513699 | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | b77efab1a448 | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | 0b01ed3924e6 | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | 755355002715 | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | b2177a8bfe85 | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | bbb7f98dc67d | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | dfc3500beb0e | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | 458c842add32 | google.golang.org/ | 1.83.1 | 1 |
| hashicorp/ | 97d521a27498 | google.golang.org/ | 1.83.1 | 1 |
| hauler/ | 4671f9bb6c5a | google.golang.org/ | 1.83.1 | 1 |
| hazelcast/ | 2783cd66846d | google.golang.org/ | 1.83.1 | 1 |
| hbahadorzadeh/ | bf9756b3bc47 | google.golang.org/ | 1.83.1 | 1 |
| headscale/ | a7a8ae9616bb | google.golang.org/ | 1.83.1 | 1 |
| headscale/ | cd37b3001857 | google.golang.org/ | 1.83.1 | 1 |
| hetzner/ | b64db89ba4c1 | google.golang.org/ | 1.83.1 | 1 |
| hetznercloud/ | 8c07e6d7a76c | google.golang.org/ | 1.83.1 | 1 |
| hetznercloud/ | ed5ee5f83973 | google.golang.org/ | 1.83.1 | 1 |
| hetznercloud/ | 1475d525f9a4 | google.golang.org/ | 1.83.1 | 1 |
| hetznercloud/ | 41dce5b33644 | google.golang.org/ | 1.83.1 | 1 |
| hetznercloud/ | b7ed90d5fab2 | google.golang.org/ | 1.83.1 | 1 |
| hiversh/ | 0e36d98402bc | google.golang.org/ | 1.83.1 | 1 |
| hiversh/ | b5048c6342ce | google.golang.org/ | 1.83.1 | 1 |
| hiversh/ | 2fbf9f264498 | google.golang.org/ | 1.83.1 | 1 |
| hiversh/ | 4f43130f51e5 | google.golang.org/ | 1.83.1 | 1 |