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
- 2,295
- of 17,805 indexed, latest versions
- Container images
- 2,733
- 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 2,295 of 17,805 indexed charts deploy, on 2,733 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 | 2,729 |
| 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
2,295 by stars
Container images carrying it
2,733 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| ghcr.io/ | 9affab218351 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 8f1bbd5cda85 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 8f6d8acd134a | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 25b801d8d1f7 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 96f82d5840d4 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | b238f3c58d83 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 6d650f4bd6ac | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 531d21ec4ba2 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | c7c5c24ed894 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 9138314e12ba | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | a9c9775fab70 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | a8c8297c7274 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 0edfc075277b | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | e2443833726a | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | b4c4d0d83c14 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 69b55a1c1c5d | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 98cb5d9fa215 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 28eee62e9bfa | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | d31986456626 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 22060cf61e0e | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 976be6506eb6 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 9b4e856d18f6 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | c94e32b888e4 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 1c4e803d7169 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 8723616a976a | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 32e7cab1bdd8 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | f5c9a96fe52a | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 8d7ec69a193c | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 7a2fd888ed5f | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | d5cc61cbe735 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | a237b43cd5c6 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 6c62e01e736b | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | bf79b03591e0 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 4f1d8e79e9d3 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 4371b566d238 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 58288de9f9fa | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | a982103d91d3 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 0881d3c9359b | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 13964b29d63e | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 5d0656fce7d4 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 8186d6dd81f4 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | f579d00721b0 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 7c776499b8c9 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 4ba3adf47f5c | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | b360d44125ad | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | a43323732181 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 1041d4449e49 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 9011fe608d33 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | eb40174cd20d | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 745504757300 | google.golang.org/ | 1.83.1 | 1 |