CVE-2025-55198
Helm May Panic Due To Incorrect YAML Content
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.
INFO
Published Date :
Aug. 14, 2025, 12:15 a.m.
Last Modified :
Aug. 21, 2025, 9:28 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | [email protected] |
Solution
- Update Helm to version 3.18.5 or later.
- Ensure Chart.yaml and index.yaml files are valid.
Public PoC/Exploit Available at Github
CVE-2025-55198 has a 1 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2025-55198.
| URL | Resource |
|---|---|
| https://github.com/helm/helm/commit/ec5f59e2db56533d042a124f5bae54dd87b558e6 | Patch |
| https://github.com/helm/helm/security/advisories/GHSA-f9f8-9pmf-xv68 | Third Party Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-55198 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2025-55198
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
The Red Duck Labs GitHub Runners
Shell
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-55198 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-55198 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Aug. 21, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:helm:helm:*:*:*:*:*:*:*:* versions up to (excluding) 3.18.5 Added Reference Type GitHub, Inc.: https://github.com/helm/helm/commit/ec5f59e2db56533d042a124f5bae54dd87b558e6 Types: Patch Added Reference Type GitHub, Inc.: https://github.com/helm/helm/security/advisories/GHSA-f9f8-9pmf-xv68 Types: Third Party Advisory -
New CVE Received by [email protected]
Aug. 14, 2025
Action Type Old Value New Value Added 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. Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Added CWE CWE-908 Added Reference https://github.com/helm/helm/commit/ec5f59e2db56533d042a124f5bae54dd87b558e6 Added Reference https://github.com/helm/helm/security/advisories/GHSA-f9f8-9pmf-xv68