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
- 2,288
- of 17,790 indexed, latest versions
- Container images
- 2,765
- 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 2,288 of 17,790 indexed charts deploy, on 2,765 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 | 2,761 |
| 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
- Trending
- Rank 47 in indexed charts, since 9 Sept 2026. See the ranking →
Charts affected
2,288 by stars
Container images carrying it
2,765 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| dtzar/ | 55429449408e | google.golang.org/ | 1.83.1 | 2 |
| dunglas/ | 916834e49961 | google.golang.org/ | 1.83.1 | 2 |
| epamedp/ | fc858071b7a1 | google.golang.org/ | 1.83.1 | 2 |
| epamedp/ | 295a008abcef | google.golang.org/ | 1.83.1 | 2 |
| epamedp/ | 88189f16f94b | google.golang.org/ | 1.83.1 | 2 |
| free5gc/ | e2a4dd98a4ed | google.golang.org/ | 1.83.1 | 2 |
| free5gc/ | 9adeb18492cb | google.golang.org/ | 1.83.1 | 2 |
| goelankit/ | 0d9a82dcf026 | google.golang.org/ | 1.83.1 | 2 |
| gotenberg/ | 87c16b9f3642 | google.golang.org/ | 1.83.1 | 2 |
| governify/ | e83a17ba5038 | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | a136c6208aa3 | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | 7790f6f7fbd8 | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | f94b1c82957a | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | 057896e23443 | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | 079600c9517b | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | 2175aaa91c96 | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | 42d3e6bc1865 | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | 511bc20bfcd1 | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | 886b56d5534e | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | 9e1e77ade304 | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | d8ea37798ccc | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | e932bd6ed0e0 | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | 44148ad243c0 | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | 922b3f412fdd | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | d947e68a84d9 | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | f9ef133793af | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | 736f7459913d | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | 46e88d390cd6 | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | f0200a9bff6d | google.golang.org/ | 1.83.1 | 2 |
| grafana/ | f0561deb1c68 | google.golang.org/ | 1.83.1 | 2 |
| hanchuanchuan/ | b3c0dd26fb50 | google.golang.org/ | 1.83.1 | 2 |
| hashicorp/ | 38d2f9bdee0d | google.golang.org/ | 1.83.1 | 2 |
| hashicorp/ | e38576edcdfd | google.golang.org/ | 1.83.1 | 2 |
| hashicorp/ | 538a3436398d | google.golang.org/ | 1.83.1 | 2 |
| hashicorp/ | 4db614d40d0e | google.golang.org/ | 1.83.1 | 2 |
| hashicorp/ | 5be49781ecf7 | google.golang.org/ | 1.83.1 | 2 |
| hashicorp/ | 6b4e5dadf082 | google.golang.org/ | 1.83.1 | 2 |
| hashicorp/ | 8de4d5f31b38 | google.golang.org/ | 1.83.1 | 2 |
| hetznercloud/ | c139e7220dbc | google.golang.org/ | 1.83.1 | 2 |
| hoppscotch/ | f1da831950b7 | google.golang.org/ | 1.83.1 | 2 |
| ilum/ | 624fd09528c8 | google.golang.org/ | 1.83.1 | 2 |
| inaccel/ | 093e1ea90ab8 | google.golang.org/ | 1.83.1 | 2 |
| infisical/ | 02082bf13163 | google.golang.org/ | 1.83.1 | 2 |
| iomesh/ | 86f58b0a2106 | google.golang.org/ | 1.83.1 | 2 |
| iomesh/ | f9508460b273 | google.golang.org/ | 1.83.1 | 2 |
| iomesh/ | becc53e25b96 | google.golang.org/ | 1.83.1 | 2 |
| iomesh/ | 560f01510f99 | google.golang.org/ | 1.83.1 | 2 |
| iomesh/ | f13deacac3f4 | google.golang.org/ | 1.83.1 | 2 |
| ipfs/ | a83266c524f1 | google.golang.org/ | 1.83.1 | 2 |
| ipfs/ | 1a30f5ed8579 | google.golang.org/ | 1.83.1 | 2 |