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
- 2,252
- of 17,803 indexed, latest versions
- Container images
- 2,727
- 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 2,252 of 17,803 indexed charts deploy, on 2,727 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 | 2,723 |
| 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
2,252 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| prometheus-monitoring-stackyotron-helm-charts | 1.2.0 | 3 of 3See more | 936 |
| zahori-consulzahoriVerified publisher | 1.0.1 | 2 of 2See more | 5,076 |
Container images carrying it
2,727 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| ipfs/ | 63f5502f7a01 | 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 |
| itzg/ | 1c59f9631f3b | 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/ | ede4864215be | 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 |
| jhonbrownn/ | 31aee9ba2c63 | google.golang.org/ | 1.83.1 | 1 |
| jhonbrownn/ | 9fdd0724865e | google.golang.org/ | 1.83.1 | 1 |
| jkremser/ | e35cf56ef183 | google.golang.org/ | 1.83.1 | 1 |
| jmferrer/ | 030f68ec6998 | google.golang.org/ | 1.83.1 | 1 |
| johnblack77/ | 9b8dbc0264ac | google.golang.org/ | 1.83.1 | 1 |
| juicedata/ | 3e4daf9626d5 | google.golang.org/ | 1.83.1 | 1 |
| juicedata/ | 5e5edb62a010 | google.golang.org/ | 1.83.1 | 1 |
| juicedata/ | 43978fc60798 | google.golang.org/ | 1.83.1 | 1 |
| juicedata/ | d915e899e322 | google.golang.org/ | 1.83.1 | 1 |
| juicedata/ | f918e7331c05 | google.golang.org/ | 1.83.1 | 1 |
| junktext/ | a70936c04aed | google.golang.org/ | 1.83.1 | 1 |
| k8scloudprovider/ | a30c7a2a594a | google.golang.org/ | 1.83.1 | 1 |
| kazem26/ | 268b7c6a59dd | google.golang.org/ | 1.83.1 | 1 |
| keelhq/ | 02ac4ea616c4 | google.golang.org/ | 1.83.1 | 1 |