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 |
|---|---|---|---|---|
| ghcr.io/ | 7465f35b684c | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 45554a03e448 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | dc6b5fdcec06 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 0efd9d9ef6ca | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 8fbdd2479645 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | ab213b156017 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 81f6007abb4e | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 5605f97e636d | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 6ec488d89b56 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | b1857871e06c | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | b58345fe8209 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 36ce246d884e | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 67d18880448c | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 6b99ee9feece | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 7de54b6dedc8 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | d8cc6ffb9819 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 79e67164b4f0 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | d6c2532ea386 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | e4b66308d8f6 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 4a16c6ccecb8 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 3ea0e226a86d | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 913f0858eb24 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | a96e06ec5e9f | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 16907aae5de1 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 7afb394f9f97 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | d8d2a3c22ee7 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 9cb4acb742a9 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 23affde10a92 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 6877c958a3c6 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | efa03f4c9551 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | a608b798fda5 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 345174727a2b | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | aa679ddf5c3a | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 657a2c9f6e6d | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 4c708ecf7dc4 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | f80349eb018b | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 6ba69487f1b0 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 09e58b62416a | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 5cf1e5709820 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 3490d9900af1 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | c8af1c5aae40 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | bf3cb9b505b6 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 10ce4cac41c4 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 0339cf9a75ca | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 96b01d7e7025 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 752f1aa02438 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | e0cdb993f0b1 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 47b4a0e091f0 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 98b6ea2ed319 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 98baf045a1c9 | google.golang.org/ | 1.83.1 | 1 |