CVE-2025-32387
Helm Chart JSON Schema Stack Overflow Vulnerability
Description
Helm is a package manager for Charts for Kubernetes. A JSON Schema file within a chart can be crafted with a deeply nested chain of references, leading to parser recursion that can exceed the stack size limit and trigger a stack overflow. This issue has been resolved in Helm v3.17.3.
INFO
Published Date :
April 9, 2025, 11:15 p.m.
Last Modified :
April 11, 2025, 3:40 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
2.8
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-2025-32387.
| URL | Resource |
|---|---|
| https://github.com/helm/helm/commit/d8ca55fc669645c10c0681d49723f4bb8c0b1ce7 | |
| https://github.com/helm/helm/security/advisories/GHSA-5xqw-8hwv-wg92 |
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).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2025-32387 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2025-32387 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.
-
New CVE Received by [email protected]
Apr. 09, 2025
Action Type Old Value New Value Added Description Helm is a package manager for Charts for Kubernetes. A JSON Schema file within a chart can be crafted with a deeply nested chain of references, leading to parser recursion that can exceed the stack size limit and trigger a stack overflow. This issue has been resolved in Helm v3.17.3. Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Added CWE CWE-121 Added CWE CWE-674 Added Reference https://github.com/helm/helm/commit/d8ca55fc669645c10c0681d49723f4bb8c0b1ce7 Added Reference https://github.com/helm/helm/security/advisories/GHSA-5xqw-8hwv-wg92
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2025-32387 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-2025-32387
weaknesses.