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
- 2,286
- of 17,828 indexed, latest versions
- Container images
- 2,741
- 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 2,286 of 17,828 indexed charts deploy, on 2,741 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 | 2,738 |
| 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
Charts affected
2,286 by stars
| Chart | Latest | Affected images | Radar Score |
|---|
Container images carrying it
2,741 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/ | dc5b882a7db4 | google.golang.org/ | 1.83.1 | 1 |
| gomods/ | 0f61d1e62359 | google.golang.org/ | 1.83.1 | 1 |
| gomods/ | 97cc113b34b0 | google.golang.org/ | 1.83.1 | 1 |
| gomods/ | d714c7ff0231 | google.golang.org/ | 1.83.1 | 1 |
| gotenberg/ | 206a6c708fc6 | google.golang.org/ | 1.83.1 | 1 |
| gotenberg/ | 67097317623a | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 3364714a2f64 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 825c09373d27 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | f6cbec9409be | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 045c9125634c | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 01a63f4e032c | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 06bdcbb51fc2 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 0f4434c92b3e | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 491b0578c049 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 84b76d56c594 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 8c7256f412fe | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | b8ec653c4423 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | c3dac4e26471 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | f50931848bd8 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 36d07f8d276e | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 3ff0f7cf2bbf | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | a9cf4560472e | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 53b2f561cb1b | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | eeb2cfecb23e | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 052147d7e0ec | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 0679e877ba20 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 09bb407e26ab | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 15b977f5207d | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 1a359d92f40e | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 1b9ca4bbc4a2 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 2d1f9ae67c17 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 2ebef928d7e5 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 35c41e0fd029 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 39c849cebccc | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 464eac539793 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 5781759b3d27 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 62d2b9d20a19 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 696823fbc561 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 6b5b37eb35bb | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 6d42886b3ebe | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 70d9599b186c | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 733842cca5bd | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 74144189b384 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 76dcf36e7d2a | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 8640e5038e83 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 8b37a2f028f1 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | 9746858c20e6 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | a1701c218024 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | a738d0744784 | google.golang.org/ | 1.83.1 | 1 |
| grafana/ | a9043254ba16 | google.golang.org/ | 1.83.1 | 1 |