SB2026022337 - Allocation of resources without limits or throttling in Helm
Published: February 23, 2026
Security Bulletin ID
SB2026022337
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Allocation of Resources Without Limits or Throttling (CVE-ID: CVE-2025-55199)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can craft a JSON Schema file in a manner which could cause Helm to use all available memory and have an out of memory (OOM) termination.
Remediation
Install update from vendor's website.