CVE-2026-71554
MediumAdvisory
Published 6 Aug 2026In the index since 6 Sept 2026
- Severity
- Medium
- worst across findings
- CVSS
- 5.3
- base score, highest
- EPSS
- 0.004
- 37th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 62
- of 17,781 indexed, latest versions
- Container images
- 59
- deployed by those charts
- Fix available
- 1 of 2
- affected packages
h2: Duplicate Host header could facilitate request smuggling
Carried by container images the latest versions of 62 of 17,781 indexed charts deploy, on 59 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| h2pypi | 2.6.2, 3.1.1, 4.0.0, 4.1.0+3 more | 4.4.1 | 59 |
| python-h2deb | 4.1.0-4 | no fix listed | 1 |
- OSV records
- GHSA-6hr6-w5qg-qmwgUBUNTU-CVE-2026-71554
- Also known as
- PYSEC-2026-3628
Charts affected
62 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| home-assistantlmatfyVerified publisher | 0.1.38 | 1 of 1See more | 2,444 |
| paperless-ngxmt190502 | 7.6.14 | 1 of 4See more | 11,950 |
| splashntppoolVerified publisher | 1.0.4 | 1 of 1See more | 27,633 |
| home-assistantpascaliskeVerified publisher | 0.1.1 | 1 of 1See more | 4,749 |
| prefect-agentprefectVerified publisher | 2024.8.30163822 | 1 of 1See more | 5,451 |
| rada-platformrada-platform | 0.1.0 | 1 of 7See more | 21,211 |
| ai-agentromholdings | 0.0.1 | 1 of 1See more | 9,607 |
| imgtagrotationalVerified publisher | 0.2.0 | 1 of 1See more | 3,312 |
| paperless-ngxrtomik-helm-chartsVerified publisher | 0.0.5 | 1 of 1See more | 10,605 |
| searxngrubxkubeVerified publisher | 0.1.0 | 1 of 2See more | 9 |
| alertmanager-matrix-forwarderzloi-space | 1.0.1 | 1 of 2See more | 3,118 |
| grafana-matrix-forwarderzloi-space | 1.0.0 | 1 of 2See more | 1,636 |
Container images carrying it
59 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/ | eef3ee7810d0 | h2 | 4.4.1 | 1 |
| ghcr.io/ | 0642357c5dbd | h2 | 4.4.1 | 1 |
| ghcr.io/ | 4b05bcd28e69 | h2 | 4.4.1 | 1 |
| ghcr.io/ | 57ad9565bff3 | h2 | 4.4.1 | 1 |
| ghcr.io/ | 665f2f5cc548 | h2 | 4.4.1 | 1 |
| ghcr.io/ | ab255bea133e | h2 | 4.4.1 | 1 |
| ghcr.io/ | b89f83345532 | h2 | 4.4.1 | 1 |
| ghcr.io/ | 7a37fc471447 | h2 | 4.4.1 | 1 |
| public.ecr.aws/ | 5a5d32281374 | h2 | 4.4.1 | 1 |