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
- 2,271
- of 17,805 indexed, latest versions
- Container images
- 2,709
- 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 2,271 of 17,805 indexed charts deploy, on 2,709 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 | 2,705 |
| 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
2,271 by stars
Container images carrying it
2,709 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/ | 5706414241eb | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | baa285ec0fc9 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | d353720b037a | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 708a2c9c1cfb | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 7cde8c3fa2d1 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 3108194a4ecc | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 15b372d35012 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 6a8546993cb5 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 62eaa9c9a929 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 6b0b16ab2115 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 27e6bad1dac5 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 3aecec8bafdb | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 9ce503e7bcb8 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 00cd9316a379 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | b803fbe1cdb8 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 03c1ddbda33b | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 24a0113d5fb0 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | de42151adff6 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 5f7b4c6dd299 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | c8ac95a30c31 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 72e7e77f8091 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 58f4f180aa6e | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 20f066d0f631 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 7db1a1bf3dae | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 09c782ca5984 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 21b284fb00f2 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | ca01f5ab95f7 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 6f031172a5ec | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 05e86c39c535 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 2088dcb22aaa | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 2ce23f948e02 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 4ee4b71cf16a | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | ae85d68749c7 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | ba7f0fc1e22e | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | c5bad40655a3 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 0c58ff972451 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 015f5ba04bcb | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 07d51f838f0d | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 4709f1bb3039 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 5d03caa26df7 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 48bc27743c08 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 71d1f1c0179e | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 878ef6a31fa0 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | c298183a5208 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | c81f105c3682 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | f20e612d5a98 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | c966a4f8a4b7 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 0c4b6132b0ad | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 1b099cfe9e5e | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | a752b6aee537 | google.golang.org/ | 1.83.1 | 1 |