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/ | ad16874e2140 | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | bc7be893ecc3 | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | dd788d79cf4c | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | 2c5f9dc4ea5a | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | 5baeb4a6d7d5 | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | 9b75b9ade162 | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | cacee2b5c36d | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | dc7746bb081e | google.golang.org/ | 1.83.1 | 2 |
| 0xpolygon/ | 396d3de26d8b | google.golang.org/ | 1.83.1 | 1 |
| 0xpolygon/ | 34ddf259993c | google.golang.org/ | 1.83.1 | 1 |
| 1dev/ | cd5b12fe5471 | google.golang.org/ | 1.83.1 | 1 |
| aapjeisbaas/ | 6b261abc7fb0 | google.golang.org/ | 1.83.1 | 1 |
| aavishay/ | 3d7c4d79595c | google.golang.org/ | 1.83.1 | 1 |
| abiondevelopment/ | c741988fbd23 | google.golang.org/ | 1.83.1 | 1 |
| abohatyrenko/ | fa98af15a13e | google.golang.org/ | 1.83.1 | 1 |
| adyanth/ | 6b168dc237d5 | google.golang.org/ | 1.83.1 | 1 |
| aerospike/ | be40d709c583 | google.golang.org/ | 1.83.1 | 1 |
| aerospike/ | 70a9eeb991b8 | google.golang.org/ | 1.83.1 | 1 |
| agentarea/ | 59476da5b812 | google.golang.org/ | 1.83.1 | 1 |
| aibrix/ | 76aabbbfda79 | google.golang.org/ | 1.83.1 | 1 |
| aibrix/ | 5b93ea4c753a | google.golang.org/ | 1.83.1 | 1 |
| airbyte/ | fdae972eaf0e | google.golang.org/ | 1.83.1 | 1 |
| akeyless/ | e48bddc5dd72 | google.golang.org/ | 1.83.1 | 1 |
| akeyless/ | d4768a9b089c | google.golang.org/ | 1.83.1 | 1 |
| akeyless/ | 996cd9afb3b4 | google.golang.org/ | 1.83.1 | 1 |
| alex6021710/ | 6c7a47e470c3 | google.golang.org/ | 1.83.1 | 1 |
| alex6021710/ | 31e533cf7cd3 | google.golang.org/ | 1.83.1 | 1 |
| alex6021710/ | 744b8a924f35 | google.golang.org/ | 1.83.1 | 1 |
| alex6021710/ | 5837d9b30cc7 | google.golang.org/ | 1.83.1 | 1 |
| alex6021710/ | f73e8d60fd03 | google.golang.org/ | 1.83.1 | 1 |
| alireza7/ | 02aa86983cdb | google.golang.org/ | 1.83.1 | 1 |
| almasood/ | 6ffac9b63cdf | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | 105741fa6621 | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | 00ac10bcb759 | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | 21b24e6bf801 | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | 44ef4942e171 | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | 6dbe6f391eda | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | 7a319b15cfc9 | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | 7e1e7d5b7a96 | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | 9c4976d47656 | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | a41efe02a041 | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | b421c2e9419e | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | b7a12c5ddf26 | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | bd01dae02676 | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | cd560fce90f7 | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | d870622d0040 | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | e5c0b053fed7 | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | eec354133193 | google.golang.org/ | 1.83.1 | 1 |
| alpine/ | fc059f056ad0 | google.golang.org/ | 1.83.1 | 1 |
| amazon/ | d8ab0eef5074 | google.golang.org/ | 1.83.1 | 1 |