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
- 2,309
- of 17,821 indexed, latest versions
- Container images
- 2,767
- 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 2,309 of 17,821 indexed charts deploy, on 2,767 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 | 2,763 |
| 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
2,309 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| 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 | 9,743 |
| ygdrassil-monitoringygdrassilVerified publisher | 0.4.0 | 2 of 10See more | 9,528 |
| matrixdb-operatorymatrixOfficialVerified publisher | 0.13.0 | 1 of 2See more | 1,966 |
| rawfile-csiymatrixVerified publisher | 0.2.1 | 4 of 4See more | 8,002 |
| 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
2,767 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| statping/ | 32f26fffca46 | google.golang.org/ | 1.83.1 | 1 |
| stevenweathers/ | c7eb7b10f186 | google.golang.org/ | 1.83.1 | 1 |
| streamnative/ | 11bceacec8fb | google.golang.org/ | 1.83.1 | 1 |
| streamnative/ | ebcf7f033b54 | google.golang.org/ | 1.83.1 | 1 |
| streamnative/ | 4176923db03c | google.golang.org/ | 1.83.1 | 1 |
| streamnative/ | 82434bb2a8ad | google.golang.org/ | 1.83.1 | 1 |
| streamnative/ | 31533fa9fab7 | google.golang.org/ | 1.83.1 | 1 |
| su541/ | 371ee33f83c1 | google.golang.org/ | 1.83.1 | 1 |
| supabase/ | 385184459f57 | google.golang.org/ | 1.83.1 | 1 |
| supabase/ | 7174d551d720 | google.golang.org/ | 1.83.1 | 1 |
| supabase/ | ba4ddc594b0b | google.golang.org/ | 1.83.1 | 1 |
| superseriousbusiness/ | 0078ca451dda | google.golang.org/ | 1.83.1 | 1 |
| surajwarbhe/ | 85248611e9f1 | google.golang.org/ | 1.83.1 | 1 |
| svtechnmaa/ | 1d71314424aa | google.golang.org/ | 1.83.1 | 1 |
| svtechnmaa/ | 6e368ace0977 | google.golang.org/ | 1.83.1 | 1 |
| sysadminsmedia/ | 56e880b62309 | google.golang.org/ | 1.83.1 | 1 |
| tailwarden/ | 3f68c8ae7993 | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | 258958fe2ff2 | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | 37e2e33dbd7b | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | 836af062af30 | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | a3a52e6ca122 | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | cda4901bab53 | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | cfde8170c92f | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | dbc5fcd6ee8f | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | 5b3502a3b685 | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | b44cbfeb43db | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | 1e2626efcbc1 | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | 8a5798191dea | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | b5ecdb8282be | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | c1e3326b2ce1 | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | ddeebf8bad8f | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | e9dc65181b93 | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | 0b36e00aad30 | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | 5c2a3645d09c | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | 5c586a3c8ec5 | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | b768f87f18b5 | google.golang.org/ | 1.83.1 | 1 |
| temporalio/ | fc47cd8202c9 | google.golang.org/ | 1.83.1 | 1 |
| thanosio/ | 88276fcd1491 | google.golang.org/ | 1.83.1 | 1 |
| thanosio/ | b12d5c31bf5a | google.golang.org/ | 1.83.1 | 1 |
| thesisrobot/ | 287129953689 | google.golang.org/ | 1.83.1 | 1 |
| thesisrobot/ | d94c8dbf6dac | google.golang.org/ | 1.83.1 | 1 |
| thmmniii/ | 86105349c1a3 | google.golang.org/ | 1.83.1 | 1 |
| tile38/ | 5b61c6f3b32e | google.golang.org/ | 1.83.1 | 1 |
| tile38/ | afb7e82f9485 | google.golang.org/ | 1.83.1 | 1 |
| tobiasbp/ | 14bee6e33a26 | google.golang.org/ | 1.83.1 | 1 |
| tobirachel/ | 7d9f37154994 | google.golang.org/ | 1.83.1 | 1 |
| traefik/ | acc7fcca5f1c | google.golang.org/ | 1.83.1 | 1 |
| tranhailong/ | 028662749be2 | google.golang.org/ | 1.83.1 | 1 |
| treeverse/ | bda61b3fe5d8 | google.golang.org/ | 1.83.1 | 1 |
| treeverse/ | 478f37a6cffc | google.golang.org/ | 1.83.1 | 1 |