CVE-2025-55198
Helm May Panic Due To Incorrect YAML Content
6.5
MEDIUM
CVSS 3.1
EPSS 0.03%
Description
Helm is a package manager for Charts for Kubernetes. Prior to version 3.18.5, when parsing Chart.yaml and index.yaml files, an improper validation of type error can lead to a panic. This issue has been resolved in Helm 3.18.5. A workaround involves ensuring YAML files are formatted as Helm expects prior to processing them with Helm.
How to fix CVE-2025-55198
To remediate CVE-2025-55198, upgrade the affected package to a fixed version below.
- —upgrade to 3.18.5 or later
- —no fix listed
- —upgrade to 3.18.5 or later
- —upgrade to 3.18.5 or later
Is CVE-2025-55198 being exploited?
Low — EPSS is 0.0%, meaning exploitation activity has not been observed at scale.
Affected packages (4)
- from 0, < 3.18.5
- from 0
- from 0, < 3.18.5
- from 0, < 3.18.5
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |