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CVE-2025-66467— Apache CloudStack: MinIO policy remains intact on bucket deletion

CVSS 8.0 · High EPSS 0.01% · P3
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I. Basic Information for CVE-2025-66467

Vulnerability Information
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Vulnerability Title
Apache CloudStack: MinIO policy remains intact on bucket deletion
Source: NVD (National Vulnerability Database)
Vulnerability Description
Missing MinIO policy cleanup on bucket deletion via Apache CloudStack allows users to retain access to buckets which they previously owned. If another user creates a new bucket with the same name, the previous owners can gain unauthorized read and write access to it by using the previously generated access and secret keys. Users are recommended to upgrade to Apache CloudStack versions 4.20.3.0 or 4.22.0.1, or later, which fixes this issue.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:C/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
清理环节不完整
Source: NVD (National Vulnerability Database)
Vulnerability Title
Apache CloudStack 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Apache CloudStack是美国阿帕奇（Apache）基金会的一套基础架构即服务（IaaS）云计算平台。该平台主要用于部署和管理大型虚拟机网络。 Apache CloudStack存在安全漏洞，该漏洞源于删除存储桶时MinIO策略清理缺失，可能导致用户保留对先前拥有存储桶的访问权限，当其他用户创建同名存储桶时，先前所有者可通过之前生成的访问密钥和秘密密钥获得未授权读写访问。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

VendorProductAffected VersionsCPESubscribe
Apache Software FoundationApache CloudStack 4.19.0.0 ~ 4.20.2.0 -

II. Public POCs for CVE-2025-66467

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III. Intelligence Information for CVE-2025-66467

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Same Patch Batch · Apache Software Foundation · 2026-05-08 · 8 CVEs total

CVE-2025-692336.5 MEDIUMApache CloudStack: Domain/account resources limits not honored
CVE-2026-39816Apache NiFi: Missing Execute Code Required Permission on TinkerpopClientService
CVE-2026-25199Apache CloudStack: Proxmox Extension Allows Unauthorized Cross-Tenant Instance Access
CVE-2026-25077Apache CloudStack: Unauthenticated Command Injection in Direct Download Templates
CVE-2025-66172Apache CloudStack: Any user can attach a volume in their VMs from backups they should not
CVE-2025-66171Apache CloudStack: Any user can create a new VM from backups they should not have access t
CVE-2025-66170Apache CloudStack: Any user can list backups that they should not have access to

IV. Related Vulnerabilities

Same product: Apache CloudStack
Same vendor: Apache Software Foundation
Same weakness: CWE-459

V. Comments for CVE-2025-66467

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