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
- 2,257
- of 17,792 indexed, latest versions
- Container images
- 2,718
- 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 2,257 of 17,792 indexed charts deploy, on 2,718 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+114 more | 1.83.1 | 2,715 |
| grpcdeb | 1.16.1-1ubuntu5, 1.51.1-4.1build5 | no fix listed | 3 |
- 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
2,257 by stars
Container images carrying it
2,718 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| public.ecr.aws/ | efa6dee17ed2 | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | 701eea03388c | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | 460ee1a59fea | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | e711da25e7a0 | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | 8a305e162caa | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | f4345e67df8f | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | 18cae836e9c7 | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | 0dfb323978f6 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 5fc69e31c755 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | fa07b2c9ece6 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 187630ba7228 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | cb009167015c | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 147cb28fea35 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 58d91a5faaf8 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 738c854322f5 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | e6a323504999 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | e8cad21b2f9a | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 0b62db8afc9b | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | f7f8228f17cc | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | afc9458ba4bc | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | cd8b71f6860e | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 28cb0630cb85 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 3c66a5191d37 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 702d7b4881c6 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | c9b7f6d0d953 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 8c65b333a3d3 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | b736b345437d | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | e98d13459cdc | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | d7079e0890da | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 2c314feeb5e8 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 64adcb95ce09 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 9c67cf8c92d8 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | d429b6d696e0 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | eee34b3de2dd | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 74611761f052 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 0a9470447ebf | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 37b16a9dff00 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 6730d96fc382 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | d8ad5515f44f | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | fdcb9ac4963f | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | da9ff8211856 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 37ad4c475941 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 7b31b21b3f1e | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | f51ab515de9c | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 1cb06fb2d553 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 16561e96531e | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | a784ce6e3b1b | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | ad34abeba912 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 6262bc9a2730 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 8e5e9490cd50 | google.golang.org/ | 1.83.1 | 2 |