CVE-2026-84303
MediumAdvisory
Published 2 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
- 2,288
- of 17,790 indexed, latest versions
- Container images
- 2,765
- 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 2,288 of 17,790 indexed charts deploy, on 2,765 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 | 2,761 |
| 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
- Trending
- Rank 47 in indexed charts, since 9 Sept 2026. See the ranking →
Charts affected
2,288 by stars
Container images carrying it
2,765 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/ | 020edbaee890 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | e17ab0e5885d | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 2b8d06650a1b | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | e70364e88629 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | cd264d33efd4 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | db3f0e0fc58d | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 0e7f1c6e4ce6 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 58afba209ea0 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 09fdfb7ce090 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 866ced256a8c | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | dc48471c7cf8 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 6bb00c592a82 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | b940cab56435 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | e2abb798f29f | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 96f42450c5b1 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | de2784434527 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 0d1df8f436f7 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | ac02588e65e8 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 7131b1e72afc | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | f128e512c9c0 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 97bbf905a6c1 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 695e7fd14483 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | e9037c190bc1 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 9e889ec33f96 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 24c4649ef3ef | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | ef72cf56c64b | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 100d793d68d0 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 228f7f44594a | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | bb95f13c2b4e | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 9dfe4f0caff0 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 1c92e5998ad3 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | d7b9e710f542 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 4082f30d3e0d | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | ba6f0b4cf6c8 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 47cffbc65700 | google.golang.org/ | 1.83.1 | 2 |
| ghcr.io/ | 4237fd16a3cb | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | 8f9c32b866b0 | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | 364b3ff0fcb7 | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | 2d28f9e3eab4 | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | 301216788e93 | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | c46f109c3d0b | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | 582508903cb0 | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | fe9de719f91e | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | 26ac7263a823 | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | c057dcdd9ef3 | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | df1adeb86679 | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | 628a14449241 | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | 1564359e1e0e | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | efa6dee17ed2 | google.golang.org/ | 1.83.1 | 2 |
| public.ecr.aws/ | 701eea03388c | google.golang.org/ | 1.83.1 | 2 |