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
- 2,252
- of 17,803 indexed, latest versions
- Container images
- 2,727
- 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 2,252 of 17,803 indexed charts deploy, on 2,727 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 | 2,723 |
| 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
2,252 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| prometheus-monitoring-stackyotron-helm-charts | 1.2.0 | 3 of 3See more | 936 |
| zahori-consulzahoriVerified publisher | 1.0.1 | 2 of 2See more | 5,076 |
Container images carrying it
2,727 by charts deploying them
A fixed version is listed for 1 of the 2 affected packages.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| udhos/ | daa2b4eaac09 | google.golang.org/ | 1.83.1 | 1 |
| udhos/ | 6ae70677b6a3 | google.golang.org/ | 1.83.1 | 1 |
| uptrace/ | 34a02c3b2d12 | google.golang.org/ | 1.83.1 | 1 |
| v2fly/ | d06727b221fe | google.golang.org/ | 1.83.1 | 1 |
| vdaas/ | 32e3695fe585 | google.golang.org/ | 1.83.1 | 1 |
| vdaas/ | 06b4a9b4ab06 | google.golang.org/ | 1.83.1 | 1 |
| vdaas/ | f6495f38ae92 | google.golang.org/ | 1.83.1 | 1 |
| vdaas/ | 61009e319a9a | google.golang.org/ | 1.83.1 | 1 |
| vdaas/ | ab881d2262d8 | google.golang.org/ | 1.83.1 | 1 |
| vdaas/ | 0c3dcd4974f6 | google.golang.org/ | 1.83.1 | 1 |
| vearch/ | 0768af33f9d9 | google.golang.org/ | 1.83.1 | 1 |
| veecode/ | a72cf5cb47b8 | google.golang.org/ | 1.83.1 | 1 |
| veecode/ | c69fd286b489 | google.golang.org/ | 1.83.1 | 1 |
| velero/ | 277fbfaf8dcf | google.golang.org/ | 1.83.1 | 1 |
| velero/ | 8d784580931c | google.golang.org/ | 1.83.1 | 1 |
| velero/ | e4d1e79be2ee | google.golang.org/ | 1.83.1 | 1 |
| velero/ | 3d2ea7aab32d | google.golang.org/ | 1.83.1 | 1 |
| velero/ | 7e82f717f44e | google.golang.org/ | 1.83.1 | 1 |
| vineyardcloudnative/ | 9d419aa18faa | google.golang.org/ | 1.83.1 | 1 |
| volcanosh/ | afab36286a17 | google.golang.org/ | 1.83.1 | 1 |
| volcanosh/ | b24ea8af2d16 | google.golang.org/ | 1.83.1 | 1 |
| volcanosh/ | f8b50088a732 | google.golang.org/ | 1.83.1 | 1 |
| vultr/ | 541c3e0aec58 | google.golang.org/ | 1.83.1 | 1 |
| vultr/ | 1806f17d620c | google.golang.org/ | 1.83.1 | 1 |
| vultr/ | 41d26735d437 | google.golang.org/ | 1.83.1 | 1 |
| wait4x/ | 4dcd86307de1 | google.golang.org/ | 1.83.1 | 1 |
| wallarm/ | f1cb26db1f5b | google.golang.org/ | 1.83.1 | 1 |
| wallarm/ | c8920e60c726 | google.golang.org/ | 1.83.1 | 1 |
| wallarm/ | 60828c36ee6d | google.golang.org/ | 1.83.1 | 1 |
| wallarm/ | 7db2da8fce0b | google.golang.org/ | 1.83.1 | 1 |
| wavefronthq/ | ded77b38c7c6 | google.golang.org/ | 1.83.1 | 1 |
| wavefronthq/ | af5fef9a4768 | google.golang.org/ | 1.83.1 | 1 |
| wazuh/ | 1da5c38c6a78 | google.golang.org/ | 1.83.1 | 1 |
| wazuh/ | 21994f40e0da | google.golang.org/ | 1.83.1 | 1 |
| wazuh/ | 5a065930682d | google.golang.org/ | 1.83.1 | 1 |
| wazuh/ | f09282d281f6 | google.golang.org/ | 1.83.1 | 1 |
| wernight/ | d211f29ebcfe | google.golang.org/ | 1.83.1 | 1 |
| willnorris/ | 21d0c90f4c31 | google.golang.org/ | 1.83.1 | 1 |
| xosphere/ | 1458097b6f85 | google.golang.org/ | 1.83.1 | 1 |
| zachomedia/ | 4940e227a39b | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 135327c978de | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | e6c562b5e983 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | f40e65878e25 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | a85176b8e7cc | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | e225fe7eaa55 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 6efe04ba4e06 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 86c713de81d9 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | a9983dd6d928 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 6937c0a9b203 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | a4011eae6a0b | google.golang.org/ | 1.83.1 | 1 |