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
- 2,246
- of 17,797 indexed, latest versions
- Container images
- 2,722
- 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 2,246 of 17,797 indexed charts deploy, on 2,722 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 | 2,718 |
| 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
2,246 by stars
Container images carrying it
2,722 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| foxcpp/ | eeb5813fc4d1 | google.golang.org/ | 1.83.1 | 1 |
| galaxy/ | e5c265fe9fcd | google.golang.org/ | 1.83.1 | 1 |
| galaxy/ | e50a890e24c9 | google.golang.org/ | 1.83.1 | 1 |
| garethgeorge/ | b85297975428 | google.golang.org/ | 1.83.1 | 1 |
| gboxproxy/ | 3a9f4a711d5c | google.golang.org/ | 1.83.1 | 1 |
| gdxbsv/ | 675693335054 | google.golang.org/ | 1.83.1 | 1 |
| getconvoy/ | f4934cc05e31 | google.golang.org/ | 1.83.1 | 1 |
| gidoichi/ | 2dd5322a0610 | google.golang.org/ | 1.83.1 | 1 |
| gitea/ | 6120b1165f3a | google.golang.org/ | 1.83.1 | 1 |
| gitea/ | 1c17ecaead42 | google.golang.org/ | 1.83.1 | 1 |
| gitea/ | 34e3f6b75f5c | google.golang.org/ | 1.83.1 | 1 |
| gitea/ | 76f516a1a8c2 | google.golang.org/ | 1.83.1 | 1 |
| gitea/ | 7d13848af126 | google.golang.org/ | 1.83.1 | 1 |
| gitea/ | 87a67ee09d3a | google.golang.org/ | 1.83.1 | 1 |
| gitea/ | ac73e0da341f | google.golang.org/ | 1.83.1 | 1 |
| gitlab/ | 860d4a3fec7a | google.golang.org/ | 1.83.1 | 1 |
| gitlab/ | fd7e5dfb9f30 | google.golang.org/ | 1.83.1 | 1 |
| goalert/ | 08d57388b0cb | google.golang.org/ | 1.83.1 | 1 |
| gobitfly/ | 1d08a7986348 | google.golang.org/ | 1.83.1 | 1 |
| goccx/ | f4b3ebea0303 | google.golang.org/ | 1.83.1 | 1 |
| gocrane/ | a1400909118c | google.golang.org/ | 1.83.1 | 1 |
| gocrane/ | 9ba6d11b2079 | google.golang.org/ | 1.83.1 | 1 |
| gogost/ | f7a958c45192 | google.golang.org/ | 1.83.1 | 1 |
| goharbor/ | 6ab3ca28e9e5 | google.golang.org/ | 1.83.1 | 1 |
| goharbor/ | 451103a6c8d8 | google.golang.org/ | 1.83.1 | 1 |
| goharbor/ | 6412d679fdc3 | google.golang.org/ | 1.83.1 | 1 |
| goharbor/ | 86bf3031f4a7 | google.golang.org/ | 1.83.1 | 1 |
| goharbor/ | a30e5a8be3d9 | google.golang.org/ | 1.83.1 | 1 |
| goharbor/ | c017dd84ee96 | google.golang.org/ | 1.83.1 | 1 |
| goharbor/ | 39435daedd0c | google.golang.org/ | 1.83.1 | 1 |
| goharbor/ | 8d5339ff2d74 | google.golang.org/ | 1.83.1 | 1 |
| goharbor/ | e2b0298e894d | google.golang.org/ | 1.83.1 | 1 |
| goharbor/ | 7f82ed1e2635 | google.golang.org/ | 1.83.1 | 1 |
| goharbor/ | cce272836449 | google.golang.org/ | 1.83.1 | 1 |
| goharbor/ | ddf6bb429eb6 | google.golang.org/ | 1.83.1 | 1 |
| goharbor/ | fd91a4a1273f | google.golang.org/ | 1.83.1 | 1 |
| goharbor/ | a92b51aa7d6e | google.golang.org/ | 1.83.1 | 1 |
| goharbor/ | 5c6f7162804c | google.golang.org/ | 1.83.1 | 1 |
| goharbor/ | b9522c3f5056 | google.golang.org/ | 1.83.1 | 1 |
| 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 |
| gomods/ | efb811df7844 | 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 |
| gotenberg/ | a40f92d7419a | 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 |