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 |
|---|---|---|---|---|
| rookout/ | 51c0fce64467 | google.golang.org/ | 1.83.1 | 2 |
| scaleway/ | dcc14608d000 | google.golang.org/ | 1.83.1 | 2 |
| shlinkio/ | 666cc24edf72 | google.golang.org/ | 1.83.1 | 2 |
| squareup/ | 70f4cf270425 | google.golang.org/ | 1.83.1 | 2 |
| statping/ | e874da513a5c | google.golang.org/ | 1.83.1 | 2 |
| streamnative/ | 0e6d7aa3ef32 | google.golang.org/ | 1.83.1 | 2 |
| temporalio/ | c0a44c26397b | google.golang.org/ | 1.83.1 | 2 |
| temporalio/ | af9c9349708f | google.golang.org/ | 1.83.1 | 2 |
| thesisrobot/ | 89ae07e787ca | google.golang.org/ | 1.83.1 | 2 |
| thesisrobot/ | 2d1c388a4bda | google.golang.org/ | 1.83.1 | 2 |
| tykio/ | 942a5b8bf847 | google.golang.org/ | 1.83.1 | 2 |
| uselagoon/ | 2c89ed939b8b | google.golang.org/ | 1.83.1 | 2 |
| voltha/ | 8feb9ef89e97 | google.golang.org/ | 1.83.1 | 2 |
| voltha/ | d6d79c08350a | google.golang.org/ | 1.83.1 | 2 |
| voltha/ | d8f2eb5f2a7e | google.golang.org/ | 1.83.1 | 2 |
| voltha/ | 7a325316fe59 | google.golang.org/ | 1.83.1 | 2 |
| xelalex/ | 574054e1c417 | google.golang.org/ | 1.83.1 | 2 |
| zhenghaoz/ | 033046b432ec | google.golang.org/ | 1.83.1 | 2 |
| zhenghaoz/ | 39c565685b01 | google.golang.org/ | 1.83.1 | 2 |
| zhenghaoz/ | f7739f64c9b0 | google.golang.org/ | 1.83.1 | 2 |
| gcr.io/ | 4ad5fcdbe7e9 | google.golang.org/ | 1.83.1 | 2 |
| gcr.io/ | 0d5f740b4224 | google.golang.org/ | 1.83.1 | 2 |
| gcr.io/ | 697668be7893 | google.golang.org/ | 1.83.1 | 2 |
| gcr.io/ | 031408ec516f | google.golang.org/ | 1.83.1 | 2 |
| gcr.io/ | 3502bb5aa60f | google.golang.org/ | 1.83.1 | 2 |
| gcr.io/ | 7405faeb7636 | google.golang.org/ | 1.83.1 | 2 |
| gcr.io/ | 5b93308a392c | google.golang.org/ | 1.83.1 | 2 |
| gcr.io/ | 50831d9aaa69 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 341f0a6cd2b6 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 1f5c791fc54d | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 77c9d29080eb | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 0df4ae70e3bd | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | e192ad567e0b | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | f6e481386d70 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 4249e403225a | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 6f622c5fb8a9 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 82d0b161161d | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 2659f4c2ebb7 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 4768ea1c5fd2 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 38bfdf5e3774 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 78dc63bc5b89 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | b5210df46c05 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 56f8617363b4 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | f115777d1112 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 5ac0db7ca106 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | af58fae3e7c9 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 90d2293f42a3 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 239eac864320 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 05286fc952e7 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 5e88f2205de1 | google.golang.org/ | 1.83.1 | 2 |