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
- 2,309
- of 17,821 indexed, latest versions
- Container images
- 2,767
- 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 2,309 of 17,821 indexed charts deploy, on 2,767 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 | 2,763 |
| 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
2,309 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| 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 | 9,743 |
| ygdrassil-monitoringygdrassilVerified publisher | 0.4.0 | 2 of 10See more | 9,528 |
| matrixdb-operatorymatrixOfficialVerified publisher | 0.13.0 | 1 of 2See more | 1,966 |
| rawfile-csiymatrixVerified publisher | 0.2.1 | 4 of 4See more | 8,002 |
| 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
2,767 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| iomesh/ | 5d3f9bf9240b | google.golang.org/ | 1.83.1 | 1 |
| iomesh/ | 282d6c419ed3 | google.golang.org/ | 1.83.1 | 1 |
| iomesh/ | a31e26b6ae22 | google.golang.org/ | 1.83.1 | 1 |
| iomesh/ | 0b13bf217110 | google.golang.org/ | 1.83.1 | 1 |
| iomesh/ | df149e4ab39f | google.golang.org/ | 1.83.1 | 1 |
| iomesh/ | 002c4b92fd34 | google.golang.org/ | 1.83.1 | 1 |
| iomesh/ | 292ad270082e | google.golang.org/ | 1.83.1 | 1 |
| iomesh/ | 60081c9b2f52 | google.golang.org/ | 1.83.1 | 1 |
| iomesh/ | ba4dd6be7e59 | google.golang.org/ | 1.83.1 | 1 |
| iosifache/ | 85df3f04b5da | google.golang.org/ | 1.83.1 | 1 |
| iotaledger/ | b02a8f77474f | google.golang.org/ | 1.83.1 | 1 |
| iotaledger/ | 01206f1ba89c | google.golang.org/ | 1.83.1 | 1 |
| iotaledger/ | 12c669cb8748 | google.golang.org/ | 1.83.1 | 1 |
| ipfs/ | 17259397f587 | google.golang.org/ | 1.83.1 | 1 |
| ipfs/ | 1511f6d57994 | google.golang.org/ | 1.83.1 | 1 |
| ipfs/ | 0661819c2e09 | google.golang.org/ | 1.83.1 | 1 |
| ipfs/ | 803fac58ba15 | google.golang.org/ | 1.83.1 | 1 |
| ipfs/ | e3de33bd746b | google.golang.org/ | 1.83.1 | 1 |
| ispras/ | 42aa9fa9f189 | google.golang.org/ | 1.83.1 | 1 |
| istio/ | 2232f365aed6 | google.golang.org/ | 1.83.1 | 1 |
| istio/ | ab34c4740f44 | google.golang.org/ | 1.83.1 | 1 |
| istio/ | ce27c9ce43c8 | google.golang.org/ | 1.83.1 | 1 |
| istio/ | 655eefa11c84 | google.golang.org/ | 1.83.1 | 1 |
| istio/ | 6cfce8a071b9 | google.golang.org/ | 1.83.1 | 1 |
| istio/ | 70f9d1fe5fff | google.golang.org/ | 1.83.1 | 1 |
| istio/ | 294ca55bd1cc | google.golang.org/ | 1.83.1 | 1 |
| istio/ | 325156535773 | google.golang.org/ | 1.83.1 | 1 |
| istio/ | 9c3d6a218181 | google.golang.org/ | 1.83.1 | 1 |
| istio/ | ac0284d75ec9 | google.golang.org/ | 1.83.1 | 1 |
| istio/ | ce9d87606701 | google.golang.org/ | 1.83.1 | 1 |
| istio/ | db08d6963975 | google.golang.org/ | 1.83.1 | 1 |
| istio/ | e7e110a421c2 | google.golang.org/ | 1.83.1 | 1 |
| istio/ | f8b0e412ac4a | google.golang.org/ | 1.83.1 | 1 |
| istio/ | 87a9db561d2e | google.golang.org/ | 1.83.1 | 1 |
| istio/ | 88c6c693e67a | google.golang.org/ | 1.83.1 | 1 |
| istio/ | df69c1a7af7c | google.golang.org/ | 1.83.1 | 1 |
| itscontained/ | 7ec3e93c6469 | google.golang.org/ | 1.83.1 | 1 |
| itzg/ | 8672e335dbef | google.golang.org/ | 1.83.1 | 1 |
| itzg/ | e8640538dac5 | google.golang.org/ | 1.83.1 | 1 |
| jaegertracing/ | 42822be7888b | google.golang.org/ | 1.83.1 | 1 |
| jaegertracing/ | 60e65bfffe1f | google.golang.org/ | 1.83.1 | 1 |
| jaegertracing/ | 7d32a4eddec7 | google.golang.org/ | 1.83.1 | 1 |
| jaegertracing/ | ca6b73330616 | google.golang.org/ | 1.83.1 | 1 |
| jaegertracing/ | db45c07f2e1b | google.golang.org/ | 1.83.1 | 1 |
| jaegertracing/ | f6b5d09073f1 | google.golang.org/ | 1.83.1 | 1 |
| jaegertracing/ | 46a886260e04 | google.golang.org/ | 1.83.1 | 1 |
| jaegertracing/ | e128b9adbb29 | google.golang.org/ | 1.83.1 | 1 |
| jaegertracing/ | ff81f0a9f63c | google.golang.org/ | 1.83.1 | 1 |
| jaegertracing/ | b636f0f464bc | google.golang.org/ | 1.83.1 | 1 |
| jamesorlakin/ | 3894dc11b236 | google.golang.org/ | 1.83.1 | 1 |