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
- 2,305
- of 17,813 indexed, latest versions
- Container images
- 2,756
- 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 2,305 of 17,813 indexed charts deploy, on 2,756 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 | 2,752 |
| 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
2,305 by stars
Container images carrying it
2,756 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/ | 2804aabd76d2 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | b741efae8d31 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | a4d2667f2b6e | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | ef7f4e1544fa | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 89146672a7ac | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | df65cea35805 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 7bf9d8f16a5d | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 9ba017780f80 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | b26660528928 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | caeaaffe7e2b | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 3890d0b3aa89 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 9e98b2e697bd | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 9663f06adcb1 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | cc79b9e2a1c8 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | bb0a980bc2bf | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | c2ed16080689 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 7bba7083dfa0 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 1143471c90db | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 416a2d76870d | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 4a9d0264055b | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 81316365dc0b | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 9c0527cab629 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | a07125af5e83 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | a20c44021a5d | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | ae5e14401cde | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | e1642bf8e933 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 9d13db6dc80e | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 1755a3802efd | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 4d9fce2c050e | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 595c548dee6f | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 81b2d775edad | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 8d54fe9d0c0d | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 2625754083d5 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 64121721c665 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 6edf44244b2a | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 9431f0d8b510 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | ada7edd90bec | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | d8b3961b51c8 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | ec4306b243d9 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | ef419261a209 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | fd798a5a773e | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | e045b26eb6df | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 0dcdb1c1e747 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 7652b1285f50 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | b171d679be27 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 96c5264d54ab | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | ec6ab507c5da | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 4fbd63194674 | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 34de6387233b | google.golang.org/ | 1.83.1 | 1 |
| quay.io/ | 4525b5acd23c | google.golang.org/ | 1.83.1 | 1 |