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
- 2,312
- of 17,828 indexed, latest versions
- Container images
- 2,773
- 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 2,312 of 17,828 indexed charts deploy, on 2,773 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 | 2,769 |
| 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
2,312 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| xboardxboard | 0.2.0 | 1 of 1See more | 1,061 |
| xkopsxkops | 0.1.0 | 1 of 5See more | 13,934 |
| xonodepoolsxonodepoolsOfficialVerified publisher | 1.0.7 | 1 of 1See more | 402 |
| atlas-operatorxxl-job-adminVerified publisher | 0.7.11 | 1 of 1See more | 1,197 |
| fleet-managementxxl-job-adminVerified publisher | 1.0.0 | 1 of 1See more | 238 |
| kadalu-operatorxxl-job-adminVerified publisher | 1.2.4 | 1 of 4See more | 4,928 |
| nightingalexxl-job-adminVerified publisher | 0.2.11 | 2 of 6See more | 9,769 |
| ygdrassil-monitoringygdrassilVerified publisher | 0.4.0 | 2 of 10See more | 9,530 |
| matrixdb-operatorymatrixOfficialVerified publisher | 0.13.0 | 1 of 2See more | 1,966 |
| rawfile-csiymatrixVerified publisher | 0.2.1 | 4 of 4See more | 8,003 |
| prometheus-monitoring-stackyotron-helm-charts | 1.2.0 | 3 of 3See more | 936 |
| zahori-consulzahoriVerified publisher | 1.0.1 | 2 of 2See more | 5,077 |
Container images carrying it
2,773 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| registry.k8s.io/ | 42af0929bcd6 | google.golang.org/ | 1.83.1 | 5 |
| registry.k8s.io/ | da081c27e8a6 | google.golang.org/ | 1.83.1 | 5 |
| 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 |
| goharbor/ | d7b780d23721 | google.golang.org/ | 1.83.1 | 4 |
| goharbor/ | f71a4452a095 | google.golang.org/ | 1.83.1 | 4 |
| goharbor/ | 223d5cb49d5d | google.golang.org/ | 1.83.1 | 4 |
| goharbor/ | c4ebef61ceb5 | google.golang.org/ | 1.83.1 | 4 |
| goharbor/ | 215c07b71c37 | google.golang.org/ | 1.83.1 | 4 |
| grafana/ | 7cb8c64c4d57 | google.golang.org/ | 1.83.1 | 4 |
| grafana/ | 1ee60f980950 | google.golang.org/ | 1.83.1 | 4 |
| grafana/ | 3c8fd3570dd9 | google.golang.org/ | 1.83.1 | 4 |
| hyperledger/ | a70b6ba64a08 | google.golang.org/ | 1.83.1 | 4 |
| hyperledger/ | 6ec3fe59ea55 | google.golang.org/ | 1.83.1 | 4 |
| hyperledger/ | 6ff36af21eb1 | google.golang.org/ | 1.83.1 | 4 |
| hyperledger/ | b1194f509085 | google.golang.org/ | 1.83.1 | 4 |
| jaegertracing/ | ab6f1a1f0fb4 | google.golang.org/ | 1.83.1 | 4 |
| jaegertracing/ | 0214a0ef24b1 | google.golang.org/ | 1.83.1 | 4 |
| jaegertracing/ | 7f1269222903 | google.golang.org/ | 1.83.1 | 4 |
| jaegertracing/ | 049bb0d64ea3 | google.golang.org/ | 1.83.1 | 4 |
| minio/ | a7fe349ef4bd | google.golang.org/ | 1.83.1 | 4 |
| ghcr.io/ | 8499afd690c4 | google.golang.org/ | 1.83.1 | 4 |
| ghcr.io/ | 5d1182ac21f0 | google.golang.org/ | 1.83.1 | 4 |
| ghcr.io/ | 9506a6cb98d1 | google.golang.org/ | 1.83.1 | 4 |
| ghcr.io/ | 6d4c9fe66e4f | google.golang.org/ | 1.83.1 | 4 |
| ghcr.io/ | f7dcade6523b | google.golang.org/ | 1.83.1 | 4 |
| ghcr.io/ | ab2e1fa19dd4 | google.golang.org/ | 1.83.1 | 4 |
| ghcr.io/ | e5232e8c9122 | google.golang.org/ | 1.83.1 | 4 |
| ghcr.io/ | 5217e3d1fc70 | google.golang.org/ | 1.83.1 | 4 |
| quay.io/ | dd3f47d5a5e4 | google.golang.org/ | 1.83.1 | 4 |
| quay.io/ | 6b83f55bd99e | google.golang.org/ | 1.83.1 | 4 |
| quay.io/ | c10bde7ff9ad | google.golang.org/ | 1.83.1 | 4 |
| quay.io/ | 48ea4a77dfa7 | google.golang.org/ | 1.83.1 | 4 |
| quay.io/ | ab4f480f2cc6 | google.golang.org/ | 1.83.1 | 4 |
| quay.io/ | b567818fe608 | google.golang.org/ | 1.83.1 | 4 |
| registry.gitlab.com/ | a4838319e55b | google.golang.org/ | 1.83.1 | 4 |
| registry.k8s.io/ | e750cd4b43f7 | google.golang.org/ | 1.83.1 | 4 |
| registry.k8s.io/ | d9862115e7c7 | google.golang.org/ | 1.83.1 | 4 |
| registry.k8s.io/ | 932eae60e2bc | google.golang.org/ | 1.83.1 | 4 |
| registry.k8s.io/ | 69888dba5815 | google.golang.org/ | 1.83.1 | 4 |
| registry.k8s.io/ | d7138bcc3aa5 | google.golang.org/ | 1.83.1 | 4 |
| registry.k8s.io/ | bf5a235b67d8 | google.golang.org/ | 1.83.1 | 4 |
| registry.k8s.io/ | 88092d100909 | google.golang.org/ | 1.83.1 | 4 |
| registry.k8s.io/ | c4cc074199c0 | google.golang.org/ | 1.83.1 | 4 |
| registry.k8s.io/ | 81e79f205083 | google.golang.org/ | 1.83.1 | 4 |
| apache/ | 5c5efa4c7f2a | google.golang.org/ | 1.83.1 | 3 |
| argoproj/ | 830e86cacefd | google.golang.org/ | 1.83.1 | 3 |
| bitnamilegacy/ | 99b408c15272 | google.golang.org/ | 1.83.1 | 3 |
| caddy/ | 18d1366fc0e9 | google.golang.org/ | 1.83.1 | 3 |