7.5highHigh
CVE-2026-59654
Apache Cloudstack
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.
Exploitation status
- A vendor advisory or patch reference has been published.
What the metrics mean
- It is reachable over a network, without needing local access.
- For an attacker who can reach it, no special conditions are needed to exploit it.
- To exploit it, no account is needed.
- Beyond that, no action by a user is required.
Scoring
- CVSS
- 7.5 (v3.1)
- Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H- CVSS v4
- 6.8
- Weakness
- CWE-772
- Assigned by
- security@apache.org
Dates
- Published
- 2026-08-21
- Last modified
- 2026-08-27
- Sources
- NVD
Affected products
- Apache Cloudstack4.7.0 - 4.20.3.1, 4.21.0.0 - 4.22.1.1
As listed in the NVD configuration data. Not a statement about your estate.