The CloudStack Quota plugin has an improper privilege management logic in version 4.20.0.0. Anyone with authenticated user-account access in CloudStack 4.20.0.0 environments, where this plugin is enabled and have access to specific APIs can enable or disable reception of quota-related emails for any account in the environment and list their configurations. Quota plugin users using CloudStack 4.20.0.0 are recommended to upgrade to CloudStack version 4.20.1.0, which fixes this issue.
Conclusion & alert: CVE-2025-22829 is rated Low Risk (25.9/100): CVSS Low severity, with low exploitation likelihood (EPSS 0.68%). Mandatory action: Monitor for updates and reassess as exploit intelligence or EPSS changes.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.51% | 0.68% | +0.16% |
| 2 | 2026-04-06 | 0.18% | 0.51% | +0.34% |
| 3 | 2025-11-18 | — | 0.18% | — |
Full EPSS history (5 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 2.3 | 4.0 | LOW |
|
— | — | [email protected] |
| 4.3 | 3.1 | MEDIUM |
|
2.8 | 1.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| apache | cloudstack | 4.20.0.0 | cpe:2.3:a:apache:cloudstack:4.20.0.0:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://cloudstack.staged.apache.org/blog/cve-advisories-4.19.3.0-4.20.1.0 | Third Party Advisory |
| https://lists.apache.org/thread/y3qnwn59t8qggtdohv7k7vw39bgb3d60 | Mailing List Vendor Advisory |
| https://www.shapeblue.com/shapeblue-security-advisory-apache-cloudstack-security-releases-4-19-3-0-and-4-20-1-0/ | Broken Link |