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High severity7.5NVD Advisory· Published Aug 21, 2026· Updated Aug 27, 2026

CVE-2026-59654

CVE-2026-59654

Description

Missing Release of Resource after Effective Lifetime vulnerability in Apache CloudStack's scoped global configuration functionality. It affects different modules and plugins of the CloudStack management server, including Quota, Host-HA, etc., and may lead to eventual denial of service (DoS) scenario for the management server.

This issue affects Apache CloudStack: from 4.7.0 through 4.20.3.0 and from 4.21.0.0 through 4.22.1.0.

Users are recommended to upgrade to version 4.20.3.1 or 4.22.1.1 or later, which fixes the issue.

Affected products

1
  • Apache/Cloudstackllm-create
    Range: from 4.7.0 through 4.20.3.0 and from 4.21.0.0 through 4.22.1.0

Patches

Vulnerability mechanics

References

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News mentions

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