CVE-2026-84303
MediumAdvisory
Published 1 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
- 2,246
- of 17,797 indexed, latest versions
- Container images
- 2,722
- 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 2,246 of 17,797 indexed charts deploy, on 2,722 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 | 2,718 |
| grpcdeb | 1.16.1-1ubuntu5, 1.51.1-4.1build5 | no fix listed | 4 |
- OSV records
- GHSA-qc2q-p7wx-3px3UBUNTU-CVE-2026-84303
- Also known as
- GO-2026-6441
Charts affected
2,246 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| kube-prometheus-stackprometheus-communityOfficialVerified publisher | 91.4.1 | 2 of 6See more | 655 |
| argo-cdargoOfficialVerified publisher | 10.9.2 | 2See more | — |
| prometheusprometheus-communityOfficialVerified publisher | 29.30.1 | 2See more | — |
| metrics-servermetrics-serverVerified publisher | 3.14.0 | 1 of 1See more | 163 |
| vaulthashicorpVerified publisher | 0.34.1 | 1 of 2See more | 549 |
| harborharborOfficialVerified publisher | 1.19.2 | 5 of 8See more | 1,686 |
| external-secretsexternal-secrets-operatorVerified publisher | 2.10.0 | 1 of 1See more | 84 |
| longhornlonghorn | 1.12.1 | 2 of 3See more | 604 |
| velerovmware-tanzu | 12.2.0 | 1 of 1See more | 1,088 |
| metallbmetallbVerified publisher | 0.16.1 | 3 of 4See more | 2,151 |
| cloudnative-pgcloudnative-pgVerified publisher | 0.29.0 | 1 of 1See more | 124 |
| rancherrancher-stable | 2.15.1 | 2 of 2See more | 1,487 |
| oauth2-proxyoauth2-proxyOfficialVerified publisher | 10.7.0 | 1 of 1See more | 154 |
| kedakedacore | 2.20.2 | 3 of 3See more | 892 |
| artifact-hubartifact-hubVerified publisher | 1.23.0 | 4 of 7See more | 10,861 |
| kube-state-metricsprometheus-communityVerified publisher | 8.5.0 | 1 of 1See more | 89 |
| alloygrafana | 1.12.1 | 1 of 2See more | 1,161 |
| prometheus-blackbox-exporterprometheus-communityOfficialVerified publisher | 11.18.0 | 1 of 1See more | 600 |
| deschedulerdescheduler | 0.36.0 | 1 of 1See more | 576 |
| argo-rolloutsargoOfficialVerified publisher | 2.43.2 | 1See more | — |
| argo-cdargo-cd-oci | 10.9.2 | 2See more | — |
| jaegerjaegertracingOfficialVerified publisher | 4.13.1 | 1 of 1See more | 302 |
| jupyterhubjupyterhubOfficialVerified publisher | 4.4.2 | 1 of 7See more | 8,146 |
| mimir-distributedgrafana | 6.2.0 | 4 of 6See more | 4,543 |
| argocd-image-updaterargoOfficialVerified publisher | 1.3.1 | 1 of 1See more | 725 |
| headlampheadlampOfficialVerified publisher | 0.45.0 | 1 of 1See more | 238 |
| dexdexVerified publisher | 0.24.1 | 1 of 1See more | 1,773 |
| uptime-kumauptime-kumaVerified publisher | 4.2.0 | 1 of 1See more | 30,529 |
| falcofalcosecurity | 9.1.0 | 3 of 3See more | 5,428 |
| kongkongOfficialVerified publisher | 3.4.1 | 1 of 2See more | 1,199 |
| chartmuseumchartmuseumVerified publisher | 3.10.4 | 1 of 1See more | 1,369 |
| rook-cephrookOfficialVerified publisher | 1.20.7 | 1 of 2See more | 1,454 |
| argo-eventsargoOfficialVerified publisher | 2.4.27 | 1 of 1See more | 976 |
| grafanagrafana-communityVerified publisher | 13.2.5 | 1 of 1See more | 432 |
| victoria-metrics-k8s-stackvictoriametricsVerified publisher | 0.92.1 | 3 of 7See more | 1,915 |
| openebsopenebsOfficialVerified publisher | 4.6.1 | 15 of 35See more | 24,143 |
| prometheus-adapterprometheus-communityOfficialVerified publisher | 5.3.0 | 1 of 1See more | 937 |
| actions-runner-controlleractions-runner-controller | 0.23.7 | 1 of 2See more | 2,890 |
| corednscorednsVerified publisher | 1.47.1 | 1 of 1See more | 336 |
| apisixapisix | 2.17.0 | 1 of 3See more | 3,136 |
| netdatanetdataVerified publisher | 3.7.174 | 1 of 1See more | 2,352 |
| node-problem-detectordeliveryheroVerified publisher | 2.4.1 | 1 of 1See more | 1,991 |
| miniominio-official | 5.4.0 | 2 of 2See more | 2,497 |
| opencostopencostOfficialVerified publisher | 2.5.31 | 1 of 2See more | 273 |
| openfaasopenfaas | 15.0.13 | 2 of 6See more | 3,558 |
| flux2fluxcd-community | 2.19.0 | 7 of 7See more | 2,999 |
| vault-secrets-operatorhashicorpVerified publisher | 1.5.1 | 2 of 2See more | 1,054 |
| linkerd-vizlinkerd2Verified publisher | 30.12.11 | 1 of 5See more | 1,374 |
| gatekeepergatekeeperVerified publisher | 3.23.1 | 1 of 3See more | 503 |
| snapshot-controllerpiraeus-chartsVerified publisher | 5.2.0 | 1 of 1See more | 235 |
Container images carrying it
2,722 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/ | 5888c188cf09 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 63805ebb8d2b | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 6927e0919a14 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 91100b06e86d | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 9abc6cf6aea7 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | b37103e03399 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | c0b857aead0d | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | cd37346c9745 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | f20d3127bf28 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 2727b84b835a | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 29174b668012 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 7b4202c25b67 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 0b26358f5793 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 6ba82beff18e | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 4853591bd1d2 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | b17a8c7d1f32 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 5b62aaade3c9 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 9a6c84560d44 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 26ae185e835a | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | dfb3f2ce9f6b | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | aae7b2b030ed | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | e362f02ed304 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | e542959e1b36 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | be3a5846922d | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | b716ef483b75 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 1a353def9fe1 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | d0a4e55eeb7f | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 69e9a1b0daf8 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | eb3c2928250e | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | d66ba9149c22 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 0a0b4c39c1ba | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | b69bed123b02 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 68b92dae8d75 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | bb4e26ff5e2f | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 604a7d98ab58 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | d3f2b10c4a6d | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 102e66e32218 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 4f516757aee3 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | b4f33d89ac45 | google.golang.org/ | 1.83.1 | 1 |
| registry.gitlab.com/ | 826b984e75d4 | google.golang.org/ | 1.83.1 | 1 |
| registry.gitlab.com/ | 864fc338571e | google.golang.org/ | 1.83.1 | 1 |
| registry.gitlab.com/ | 80ef8ceffc92 | google.golang.org/ | 1.83.1 | 1 |
| registry.gitlab.com/ | c7afac3446d6 | google.golang.org/ | 1.83.1 | 1 |
| registry.gitlab.com/ | 0e3cd8c7776d | google.golang.org/ | 1.83.1 | 1 |
| registry.gitlab.com/ | 5b7636dfba3f | google.golang.org/ | 1.83.1 | 1 |
| registry.gitlab.com/ | 36b19b72120e | google.golang.org/ | 1.83.1 | 1 |
| registry.gitlab.com/ | 42dd426130a9 | google.golang.org/ | 1.83.1 | 1 |
| registry.gitlab.com/ | 9065cdd80035 | google.golang.org/ | 1.83.1 | 1 |
| registry.gitlab.com/ | f91b602ca572 | google.golang.org/ | 1.83.1 | 1 |
| registry.gitlab.com/ | f2194e526915 | google.golang.org/ | 1.83.1 | 1 |