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
- 2,295
- of 17,805 indexed, latest versions
- Container images
- 2,733
- 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 2,295 of 17,805 indexed charts deploy, on 2,733 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 | 2,729 |
| 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
2,295 by stars
Container images carrying it
2,733 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/ | 24c76f294a80 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | bcd5b8d4c45c | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 822f0c03a3bd | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 4a981156abee | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 3333ed546165 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | f646b68a1b8d | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | cda6025d1152 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 8bfed3d49a08 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | f5654f745d4c | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 2f5be9cde5f9 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 233aa9808fc7 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 0bbfa4db14b9 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | d24a579a3c75 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 56a1ea4490ba | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 9440a40b3947 | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | ec40c3d9c48f | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | e3552fa0c68a | google.golang.org/ | 1.83.1 | 1 |
| ghcr.io/ | 84cb5a2b8b81 | google.golang.org/ | 1.83.1 | 1 |
| 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 |