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
- 2,312
- of 17,828 indexed, latest versions
- Container images
- 2,773
- 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 2,312 of 17,828 indexed charts deploy, on 2,773 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 | 2,769 |
| 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
2,312 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| xboardxboard | 0.2.0 | 1 of 1See more | 1,061 |
| xkopsxkops | 0.1.0 | 1 of 5See more | 13,934 |
| xonodepoolsxonodepoolsOfficialVerified publisher | 1.0.7 | 1 of 1See more | 402 |
| atlas-operatorxxl-job-adminVerified publisher | 0.7.11 | 1 of 1See more | 1,197 |
| fleet-managementxxl-job-adminVerified publisher | 1.0.0 | 1 of 1See more | 238 |
| kadalu-operatorxxl-job-adminVerified publisher | 1.2.4 | 1 of 4See more | 4,928 |
| nightingalexxl-job-adminVerified publisher | 0.2.11 | 2 of 6See more | 9,769 |
| ygdrassil-monitoringygdrassilVerified publisher | 0.4.0 | 2 of 10See more | 9,530 |
| matrixdb-operatorymatrixOfficialVerified publisher | 0.13.0 | 1 of 2See more | 1,966 |
| rawfile-csiymatrixVerified publisher | 0.2.1 | 4 of 4See more | 8,003 |
| prometheus-monitoring-stackyotron-helm-charts | 1.2.0 | 3 of 3See more | 936 |
| zahori-consulzahoriVerified publisher | 1.0.1 | 2 of 2See more | 5,077 |
Container images carrying it
2,773 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| quay.io/ | 6730d96fc382 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | d8ad5515f44f | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | fdcb9ac4963f | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | da9ff8211856 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 37ad4c475941 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 7b31b21b3f1e | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | f51ab515de9c | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 1cb06fb2d553 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 16561e96531e | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | a784ce6e3b1b | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | ad34abeba912 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 6262bc9a2730 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 8e5e9490cd50 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | a0a002cb113c | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 8c21390be87d | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 06b4b9b3c3ed | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | df6c926a2b54 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 464a3af4dfe0 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | bb5e052770e5 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | e9236513d24a | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 3af31f8bd1ad | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 9e53e1313921 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 075b1ba2c4eb | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 6559acbd5d77 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | b899dbd1b901 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | c5dd35038287 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | df0cd5887887 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 1d022ef4b8ef | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 672e45d6a556 | google.golang.org/ | 1.83.1 | 2 |
| quay.io/ | 33692aed26aa | google.golang.org/ | 1.83.1 | 2 |
| registry.gitlab.com/ | b1198ea741d1 | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | dd75ec974b0a | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | 99e1ed9fbc8a | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | 40adecbe3a40 | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | 74a5cf9cfa9f | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | 89258156d0e9 | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | 2fa1c99ad09b | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | 5aaefc24f315 | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | 8b9c313c05f5 | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | 9a685020911e | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | a399393ff5bd | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | 0103eee7c35e | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | 4fd21f36075b | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | cd21e19cd8bb | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | f1c25991bac2 | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | 122bfb8c1eda | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | d992c36d4ddd | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | e5900dc98b0d | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | 8f7520bd957e | google.golang.org/ | 1.83.1 | 2 |
| registry.k8s.io/ | 9ebbf9f023e7 | google.golang.org/ | 1.83.1 | 2 |