CVE-2026-32241
HighAdvisory
Published 27 Mar 2026In the index since 5 Sept 2026
- Severity
- High
- worst across findings
- CVSS
- 7.5
- base score, highest
- EPSS
- 0.027
- 85th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 4
- of 17,781 indexed, latest versions
- Container images
- 3
- deployed by those charts
- Fix available
- 1 of 1
- affected package
Flannel has cross-node remote code execution via extension backend BackendData injection
Carried by container images the latest versions of 4 of 17,781 indexed charts deploy, on 3 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| github.com/ | v0.19.2, v0.20.2, v0.22.2 | 0.28.2 | 3 |
- OSV records
- GHSA-vchx-5pr6-ffx2
- Also known as
- GO-2026-4894
Charts affected
4 by stars
| Chart | Latest | Affected images | Radar Score |
|---|---|---|---|
| vclusterloftVerified publisher | 0.0.0-ci.3 | 1 of 2See more | 2,453 |
| mission-control-tenantflanksourceVerified publisher | 1.0.92 | 1 of 3See more | 5,684 |
| vcluster-proloftVerified publisher | 0.0.0-ci-run.10 | 1 of 2See more | 5,085 |
| smarter-k3s-edgesmarterVerified publisher | 0.0.12 | 1 of 2See more | 3,462 |
Container images carrying it
3 by charts deploying them
A fixed version is listed for 1 of the 1 affected package.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| rancher/ | 9380f5dbae9a | github.com/ | 0.28.2 | 2 |
| rancher/ | 8c2599ecfca8 | github.com/ | 0.28.2 | 1 |
| rancher/ | eaa270df79cc | github.com/ | 0.28.2 | 1 |