CVE-2026-34835
MediumAdvisory
Published 2 Apr 2026In the index since 8 Sept 2026
- Severity
- Medium
- worst across findings
- CVSS
- 4.8
- base score, highest
- EPSS
- 0.002
- 9th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 6
- of 17,781 indexed, latest versions
- Container images
- 6
- deployed by those charts
- Fix available
- 1 of 1
- affected package
Rack::Request accepts invalid Host characters, enabling host allowlist bypass
Carried by container images the latest versions of 6 of 17,781 indexed charts deploy, on 6 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| rackgem | 3.0.8, 3.1.12, 3.1.16, 3.2.4+1 more | 3.1.21, 3.2.6 | 6 |
- OSV records
- GHSA-g2pf-xv49-m2h5
Charts affected
6 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| antigenic-docuseal-helm-chartantigenic-docuseal-helm-chartVerified publisher | 0.2.0 | 1 of 1See more | 2,766 |
| elk-stackelk-stack-test | 1.0.2 | 1 of 9See more | 2,942 |
| octoboxhalkeye | 0.1.1 | 1 of 1See more | 3,255 |
| manyfoldjeffrescVerified publisher | 1.0.3 | 1 of 1See more | 1,960 |
| fluentd-operatorstatcan | 0.5.1 | 1 of 1See more | 1,955 |
| maybe-financevicsuferVerified publisher | 0.2.7 | 1 of 3See more | 10,795 |
Container images carrying it
6 by charts deploying them
A fixed version is listed for 1 of the 1 affected package.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| docuseal/ | 7493fd7f6728 | rack | 3.2.6 | 1 |
| library/ | 33eae14f0867 | rack | 3.1.21 | 1 |
| octoboxio/ | d909041c46eb | rack | 3.2.6 | 1 |
| vmware/ | f028c138a5f4 | rack | 3.1.21 | 1 |
| ghcr.io/ | d14ca4d82475 | rack | 3.2.6 | 1 |
| ghcr.io/ | c6ab95ca9130 | rack | 3.1.21 | 1 |