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
- 2,295
- of 17,805 indexed, latest versions
- Container images
- 2,733
- 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 2,295 of 17,805 indexed charts deploy, on 2,733 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 | 2,729 |
| 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
2,295 by stars
Container images carrying it
2,733 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| ghcr.io/ | ac8459f70f85 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | af77073c184f | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 8ab954711fb9 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 3feb9da85270 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 2a19792ad2ec | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 669e27a5d1af | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | c6fe64c7bfcd | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 457cfc94b4da | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | a5eee8cab215 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 8e6acd0da9ac | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 8617f0a7f703 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 0087cb49616f | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 2fcdbb014a2e | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 028fa9150ae2 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | b5ade0d9cc6b | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 0cca6760763a | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | ae179f65d869 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 087618d16b83 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 5e409a6332b4 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | fb3b88633381 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 06ed5db6cd33 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | b914032ef9ad | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 9c73f1841ebc | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | a61c7022abcf | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 832a32779e6d | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 185d2eebc60c | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 63f7eaf5aa8a | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | e74c6bf33d1b | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | c62e3347611c | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 599a10c453a3 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 89028adefcff | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 6650119a385f | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | e459ad3ae758 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 55b4c7f320ae | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | d92969a929c2 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 05955792e00f | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 426e79828c4b | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 4029479b8ea7 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | c5b28608958b | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 8b99a8104a2f | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 528f2174fa2f | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | d3fb171f20e1 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 2332d9b47475 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 221835f9340f | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | b3256cbc7b68 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 73cbeb990cf4 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 5c109914ff73 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | fa6dba122171 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 5dfa86b6451f | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 90097a08b87c | google.golang.org/ | 1.83.1 | 1 |