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 |
|---|---|---|---|---|
| mattermost/ | a27058aaa53a | google.golang.org/ | 1.83.1 | 1 |
| mavrick1/ | 45ca0429a1d4 | google.golang.org/ | 1.83.1 | 1 |
| mcp/ | 5ffbf7f0a8aa | google.golang.org/ | 1.83.1 | 1 |
| megaease/ | fad1c7452958 | google.golang.org/ | 1.83.1 | 1 |
| meshery/ | 0d245bc8b5c6 | google.golang.org/ | 1.83.1 | 1 |
| mesosphere/ | b093d78a21ed | google.golang.org/ | 1.83.1 | 1 |
| mesosphere/ | 1b2dd9c0b0fc | google.golang.org/ | 1.83.1 | 1 |
| mesosphere/ | 63bc411b930b | google.golang.org/ | 1.83.1 | 1 |
| mesosphere/ | b036785a8862 | google.golang.org/ | 1.83.1 | 1 |
| mesosphere/ | f9b769c65e24 | google.golang.org/ | 1.83.1 | 1 |
| mesosphere/ | 94af41b6dd9a | google.golang.org/ | 1.83.1 | 1 |
| mesosphere/ | 4fd8889195fe | google.golang.org/ | 1.83.1 | 1 |
| mikejoh/ | 5c5a3b734271 | google.golang.org/ | 1.83.1 | 1 |
| milvusdb/ | 102aac62827b | google.golang.org/ | 1.83.1 | 1 |
| milvusdb/ | fededb2f2d63 | google.golang.org/ | 1.83.1 | 1 |
| milvusdb/ | a3a55e1c1497 | google.golang.org/ | 1.83.1 | 1 |
| milvusdb/ | 5d63c8894f3a | google.golang.org/ | 1.83.1 | 1 |
| minio/ | 2a374c124d44 | google.golang.org/ | 1.83.1 | 1 |
| minio/ | 4b415310d8d0 | google.golang.org/ | 1.83.1 | 1 |
| minio/ | 571feb124476 | google.golang.org/ | 1.83.1 | 1 |
| minio/ | bf85c57cdfcc | google.golang.org/ | 1.83.1 | 1 |
| minio/ | 1484c87239ea | google.golang.org/ | 1.83.1 | 1 |
| minio/ | 391d1d45fdbe | google.golang.org/ | 1.83.1 | 1 |
| minio/ | 4c4a4876193f | google.golang.org/ | 1.83.1 | 1 |
| minio/ | e2b7b633c250 | google.golang.org/ | 1.83.1 | 1 |
| minio/ | f00aa6ef2b72 | google.golang.org/ | 1.83.1 | 1 |
| minio/ | fc6bedc99355 | google.golang.org/ | 1.83.1 | 1 |
| minio/ | 170b154d2c61 | google.golang.org/ | 1.83.1 | 1 |
| mintel/ | 0e0707b7732b | google.golang.org/ | 1.83.1 | 1 |
| mirrorgitlabcontainers/ | 83599461ef8b | google.golang.org/ | 1.83.1 | 1 |
| mirrorgitlabcontainers/ | 06b19a4bc805 | google.golang.org/ | 1.83.1 | 1 |
| mirrorgitlabcontainers/ | 9f3654f1eafc | google.golang.org/ | 1.83.1 | 1 |
| mirrorgitlabcontainers/ | a6d7bf42805a | google.golang.org/ | 1.83.1 | 1 |
| moby/ | a095b3d11ce1 | google.golang.org/ | 1.83.1 | 1 |
| moby/ | c2aeafaed434 | google.golang.org/ | 1.83.1 | 1 |
| murtazashah46/ | 4d11726cf803 | google.golang.org/ | 1.83.1 | 1 |
| neosmemo/ | 3e1253477066 | google.golang.org/ | 1.83.1 | 1 |
| neosmemo/ | 3eefcc231141 | google.golang.org/ | 1.83.1 | 1 |
| neosmemo/ | c6defc2dfb98 | google.golang.org/ | 1.83.1 | 1 |
| nerzhul/ | 4215df511f31 | google.golang.org/ | 1.83.1 | 1 |
| netapp/ | 06f6c9a0653f | google.golang.org/ | 1.83.1 | 1 |
| netapp/ | 09c6cc6b5f71 | google.golang.org/ | 1.83.1 | 1 |
| netapp/ | 8235a77cfc92 | google.golang.org/ | 1.83.1 | 1 |
| netapp/ | 49cfe552d9c2 | google.golang.org/ | 1.83.1 | 1 |
| netapp/ | 5e8ba78f4ab1 | google.golang.org/ | 1.83.1 | 1 |
| netbirdio/ | 0c9994b393ea | google.golang.org/ | 1.83.1 | 1 |
| netbirdio/ | 3c3bed2a982c | google.golang.org/ | 1.83.1 | 1 |
| netbirdio/ | 52682e5f48f9 | google.golang.org/ | 1.83.1 | 1 |
| netbirdio/ | b0adc4ad4ec6 | google.golang.org/ | 1.83.1 | 1 |
| netbirdio/ | 3086534361a1 | google.golang.org/ | 1.83.1 | 1 |