Allocation of Resources Without Limits or Throttling in Helm - CVE-2025-32386
Published: June 30, 2025
Vulnerability identifier: #VU112039
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-32386
CWE-ID: CWE-770
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: The Helm Project
Affected software:
Helm
Helm
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a chart archive file can be crafted in a manner where it expands to be significantly larger uncompressed than compressed (e.g., >800x difference). A remote attacker can trick the victim into opening this specially crafted chart to cause memory exhaustion and the application to be terminated.
How to mitigate CVE-2025-32386
Install updates from vendor's website.