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 |
|---|---|---|---|---|
| quay.io/ | f3bc9a84f149 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 026ae522febc | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 50ee58bc9770 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 546a8b52d7b0 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | c574fac67f60 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 5702ea361420 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 796f75ea413b | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | c3d20bc2ea08 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | c6b68f158628 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | d853057f2800 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | edb322094359 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 65a38180e27a | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | b05d21a015b0 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | b5f5bd4efbee | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 10a1165743a1 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 56e3daedf765 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 68336da945bd | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 791aef35b8d1 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 9ed7eaf72050 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | b1b2021fe8f4 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | ecd26b74a01f | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | febeebebe762 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 11fd73a2102c | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 35f9c3ad644a | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 7e571a08ec1a | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 587f5bc8f2ed | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 7f728514fead | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 9888240f644b | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 3e010e1188f1 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 6722d5041b47 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 0bbe8b451fa3 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 4f9b3d0f2c7f | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | e4074ec254f5 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | ea08b5e5f4ab | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 6ff40fa6257f | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 1b6002156f56 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 40d0363f4aa6 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | f228c7a6b8c5 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | f9ea8cef95ac | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | bca5dfcc67ca | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | f0c5bebaec96 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 84fb1af7401c | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | b61c1ed2f015 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 53525d253793 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | bdfee214c7ea | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | a21405ab9a9a | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 1c6818e5e505 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | cb734024b3fd | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 66fe5216c278 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 79f22af49612 | google.golang.org/ | 1.83.1 | 1 |