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 17,821 indexed, latest versions
- Container images
- 2,731
- 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 17,821 indexed charts deploy, on 2,731 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+114 more | 1.83.1 | 2,728 |
| 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
2,731 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/ | fa1f6b2e9a6e | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 990dbf506d41 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | df917c5a7e54 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 8e3869d31c70 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 7fbc6855c8b3 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | bd2a49f86486 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 8cb08fc7010b | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 7ffcb25b4cfc | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 296fe4970e38 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 2fd2678f07ef | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | e949b0f733f0 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | e28772028e56 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | caeb2652ce5e | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 17369c4cd390 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 056f0953763d | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 9c7bc0f9bb35 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | ff23f452813a | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 03c8c835ecee | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | bce34c98668e | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | fa429df90c68 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 179bee5ef8b2 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | c379e66246be | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | def57d85a2da | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 3806b1fd4a4b | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 441da62e6cb3 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | ebbd44abae6c | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 80f3a0a51af5 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | c10f734589e9 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | e1d5c8a01008 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | f19a306ce759 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 2e6e09fa77dd | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 3ebe2fd253f6 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | fe7ce555a12d | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | b61c750ade19 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 5bc5ca66d55a | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | d7f93d2182fe | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | a16ab5ca10a7 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | c0c8d53df9f3 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 629bdce31b4d | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 14527ca5d2a9 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 4585017f52f6 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 69131511501f | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | a89958921526 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 79412399f301 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 14450f52a708 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | cef2b88bfc76 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | d422a9ebd4a2 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 8df071f5b719 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 67d587cc2c39 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 6c17297f9098 | google.golang.org/ | 1.83.1 | 1 |