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 |
|---|---|---|---|---|
| quay.io/ | 03c7bf249aa1 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 01d5d8c4cecb | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 88c64b1b6ec8 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 98580969b333 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 4c3b91bebd3d | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 9d25865295af | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | ea6dd1e4ce71 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | d30a7c640c63 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | eec0305b594c | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | e886b8d2b54b | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 9640e2dc4316 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 7bcf286807b8 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | a7dff785d821 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 7d9247d23514 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | ab4f480f2cc6 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 1a3e9a878e50 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 378f4e037035 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 38d40a760569 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 7571a304e67f | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | a8779cfe553e | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | f5c29683a301 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | c68135620167 | google.golang.org/ | 1.83.1 | 3 |
| registry.gitlab.com/ | 5448611a3c54 | google.golang.org/ | 1.83.1 | 3 |
| registry.k8s.io/ | 2bbc91556733 | google.golang.org/ | 1.83.1 | 3 |
| registry.k8s.io/ | 6b2f0b6f2f86 | google.golang.org/ | 1.83.1 | 3 |
| registry.k8s.io/ | 4eb73137b663 | google.golang.org/ | 1.83.1 | 3 |
| registry.k8s.io/ | 0d23a6fd60c4 | google.golang.org/ | 1.83.1 | 3 |
| registry.k8s.io/ | 5244abbe87e0 | google.golang.org/ | 1.83.1 | 3 |
| registry.k8s.io/ | f25af73ee708 | google.golang.org/ | 1.83.1 | 3 |
| registry.k8s.io/ | d5e46da8aff7 | google.golang.org/ | 1.83.1 | 3 |
| registry.k8s.io/ | 2e2b44393539 | google.golang.org/ | 1.83.1 | 3 |
| registry.k8s.io/ | 8ddd178ba5d0 | google.golang.org/ | 1.83.1 | 3 |
| registry.k8s.io/ | c7e0a3718832 | google.golang.org/ | 1.83.1 | 3 |
| registry.k8s.io/ | 4dc0b87ccd69 | google.golang.org/ | 1.83.1 | 3 |
| alpine/ | 048f8d9c8cc7 | google.golang.org/ | 1.83.1 | 2 |
| apache/ | 5c5efa4c7f2a | google.golang.org/ | 1.83.1 | 2 |
| aquasec/ | 62b1e65e8869 | google.golang.org/ | 1.83.1 | 2 |
| bitnamilegacy/ | 99b408c15272 | google.golang.org/ | 1.83.1 | 2 |
| bitnamilegacy/ | d17df1f9d745 | google.golang.org/ | 1.83.1 | 2 |
| cesanta/ | 4d16885f3d4c | google.golang.org/ | 1.83.1 | 2 |
| chankh/ | 963c44c7f8b1 | google.golang.org/ | 1.83.1 | 2 |
| cloudflare/ | 6d91c121b803 | google.golang.org/ | 1.83.1 | 2 |
| coredns/ | 9b9128672209 | google.golang.org/ | 1.83.1 | 2 |
| crate/ | b8d89fa5d19b | google.golang.org/ | 1.83.1 | 2 |
| cs3org/ | 3b57a34a7dfd | google.golang.org/ | 1.83.1 | 2 |
| cs3org/ | e80a4d67b352 | google.golang.org/ | 1.83.1 | 2 |
| csiplugin/ | 0766163dc046 | google.golang.org/ | 1.83.1 | 2 |
| datawire/ | 8588eafe6862 | google.golang.org/ | 1.83.1 | 2 |
| devopsfaith/ | f8bdaa8a1a43 | google.golang.org/ | 1.83.1 | 2 |
| dmilhdef/ | fada1a6e7638 | google.golang.org/ | 1.83.1 | 2 |