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 |
|---|---|---|---|---|
| goharbor/ | c4ebef61ceb5 | google.golang.org/ | 1.83.1 | 3 |
| goharbor/ | 215c07b71c37 | google.golang.org/ | 1.83.1 | 3 |
| grafana/ | 00568d89c4f8 | google.golang.org/ | 1.83.1 | 3 |
| grafana/ | 0dc5a246ab16 | google.golang.org/ | 1.83.1 | 3 |
| grafana/ | 3600073f45a9 | google.golang.org/ | 1.83.1 | 3 |
| grafana/ | 7cb8c64c4d57 | google.golang.org/ | 1.83.1 | 3 |
| grafana/ | a0f881232a6f | google.golang.org/ | 1.83.1 | 3 |
| grafana/ | 58a6c186ce78 | google.golang.org/ | 1.83.1 | 3 |
| grafana/ | d70e4659623f | google.golang.org/ | 1.83.1 | 3 |
| grafana/ | 0dac7d5cb383 | google.golang.org/ | 1.83.1 | 3 |
| grafana/ | 626900031c4e | google.golang.org/ | 1.83.1 | 3 |
| jaegertracing/ | ab6f1a1f0fb4 | google.golang.org/ | 1.83.1 | 3 |
| kubegems/ | a730bcf9322a | google.golang.org/ | 1.83.1 | 3 |
| library/ | af96c680a7e1 | google.golang.org/ | 1.83.1 | 3 |
| louislam/ | 917318f9d7be | google.golang.org/ | 1.83.1 | 3 |
| mcp/ | 9362bcf6aa0e | google.golang.org/ | 1.83.1 | 3 |
| migrate/ | cc4ad8e19d66 | google.golang.org/ | 1.83.1 | 3 |
| minio/ | bd11edda91f3 | google.golang.org/ | 1.83.1 | 3 |
| neosmemo/ | 71a5b4738d1b | google.golang.org/ | 1.83.1 | 3 |
| oryd/ | 2c93beb5e5f2 | google.golang.org/ | 1.83.1 | 3 |
| prom/ | 565ee8650122 | google.golang.org/ | 1.83.1 | 3 |
| prom/ | bfad037f95e5 | google.golang.org/ | 1.83.1 | 3 |
| solace/ | 8e8ad105595e | google.golang.org/ | 1.83.1 | 3 |
| tykio/ | 0e03b94c153d | google.golang.org/ | 1.83.1 | 3 |
| tykio/ | 3e907e675bf9 | google.golang.org/ | 1.83.1 | 3 |
| ghcr.io/ | d1036b07e348 | google.golang.org/ | 1.83.1 | 3 |
| ghcr.io/ | a27779ed1085 | google.golang.org/ | 1.83.1 | 3 |
| ghcr.io/ | 0c6994bb4c5a | google.golang.org/ | 1.83.1 | 3 |
| ghcr.io/ | 8499afd690c4 | google.golang.org/ | 1.83.1 | 3 |
| ghcr.io/ | 814117b0fd6d | google.golang.org/ | 1.83.1 | 3 |
| ghcr.io/ | c8e042b5cee8 | google.golang.org/ | 1.83.1 | 3 |
| ghcr.io/ | 3a061734c5be | google.golang.org/ | 1.83.1 | 3 |
| ghcr.io/ | 66664ba563e7 | google.golang.org/ | 1.83.1 | 3 |
| ghcr.io/ | 5a878e4e4f03 | google.golang.org/ | 1.83.1 | 3 |
| ghcr.io/ | 28c5ff40963f | google.golang.org/ | 1.83.1 | 3 |
| ghcr.io/ | 41b0dcd8b258 | google.golang.org/ | 1.83.1 | 3 |
| ghcr.io/ | e67f14e5c853 | google.golang.org/ | 1.83.1 | 3 |
| public.ecr.aws/ | fefa9ee7256a | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | dd3f47d5a5e4 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | aa4da00c5b96 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | f0c6fba81a24 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 6545dac92173 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 2b6db27eaf3d | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 2ff71ba65cd7 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 51f294c56842 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | bc4aa22272ef | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 5bf041aacadd | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 60566529446a | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 721b5c9634d4 | google.golang.org/ | 1.83.1 | 3 |
| quay.io/ | 9795f3f9f031 | google.golang.org/ | 1.83.1 | 3 |