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
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 |
|---|---|---|---|---|
| gcr.io/ | 23baa1932232 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | e384a295069b | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | f66c41ad7a73 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 15f1ce7f35b4 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 7368aaddf2be | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 847bb97e3844 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 1282a399cbb9 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 4305209ce498 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 700c69915dc7 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 9084ea8498ea | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | d27b4495ccc3 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | f16c0e022203 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 02b90651367f | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 67f4f162da8d | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 852f7923fad3 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 989a60847416 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 9e507ac0aebb | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 2b1a3d08caac | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | a348db3e4d74 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 39661bd823e8 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | dc6ca05bb94f | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 293941ee4f65 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 83e79c709df3 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 00db9796a37b | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 109ac1b38c41 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 795a0c8a0e13 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | f7e67e0bc071 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 6c8e4e2a6443 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | b88f88070fb0 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 784518ff3ee7 | google.golang.org/ | 1.83.1 | 1 |
| gcr.io/ | 82940e8c3e0d | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 4adf360dbf1e | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 8ec6c4812a7e | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 4e0d4d51f0bc | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 8f50bd568c2b | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 7e7a26393cd1 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 62c44a384e13 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 6e9ced773732 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 18689773150d | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | f015e745983e | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | a5ca158b1f02 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 744bc929a579 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 2f06e72cef36 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 4351831f757f | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | b8e03da90e70 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 21de3771fdd5 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | e5f5c254a55a | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | c62c89ee706d | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 0511bbe501c3 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | f5c797f7fbe7 | google.golang.org/ | 1.83.1 | 1 |