Apache Cloudstack vulnerabilities

CVE-2024-41107 [HIGH] CWE-290 CVE-2024-41107: The CloudStack SAML authentication (disabled by default) does not enforce signature check. In CloudS The CloudStack SAML authentication (disabled by default) does not enforce signature check. In CloudStack environments where SAML authentication is enabled, an attacker that initiates CloudStack SAML single sign-on authentication can bypass SAML authentication by submitting a spoofed SAML response with no signature and known or guessed username and oth

CVE-2024-38346 [CRITICAL] CWE-94 CVE-2024-38346: The CloudStack cluster service runs on unauthenticated port (default 9090) that can be misused to ru The CloudStack cluster service runs on unauthenticated port (default 9090) that can be misused to run arbitrary commands on targeted hypervisors and CloudStack management server hosts. Some of these commands were found to have command injection vulnerabilities that can result in arbitrary code execution via agents on the hosts that may run as a pri

CVE-2024-39864 [CRITICAL] CWE-94 CVE-2024-39864: The CloudStack integration API service allows running its unauthenticated API server (usually on por The CloudStack integration API service allows running its unauthenticated API server (usually on port 8096 when configured and enabled via integration.api.port global setting) for internal portal integrations and for testing purposes. By default, the integration API service port is disabled and is considered disabled when integration.api.port is se

CVE-2022-35741 [CRITICAL] CWE-611 CVE-2022-35741: Apache CloudStack version 4.5.0 and later has a SAML 2.0 authentication Service Provider plugin whic Apache CloudStack version 4.5.0 and later has a SAML 2.0 authentication Service Provider plugin which is found to be vulnerable to XML external entity (XXE) injection. This plugin is not enabled by default and the attacker would require that this plugin be enabled to exploit the vulnerability. When the SAML 2.0 plugin is enabled in affected versio

CVE-2024-50386 [CRITICAL] CWE-20 CVE-2024-50386: Account users in Apache CloudStack by default are allowed to register templates to be downloaded dir Account users in Apache CloudStack by default are allowed to register templates to be downloaded directly to the primary storage for deploying instances. Due to missing validation checks for KVM-compatible templates in CloudStack 4.0.0 through 4.18.2.4 and 4.19.0.0 through 4.19.1.2, an attacker that can register templates, can use them to deploy ma

CVE-2024-29006 [CRITICAL] CWE-290 CVE-2024-29006: By default the CloudStack management server honours the x-forwarded-for HTTP header and logs it as t By default the CloudStack management server honours the x-forwarded-for HTTP header and logs it as the source IP of an API request. This could lead to authentication bypass and other operational problems should an attacker decide to spoof their IP address this way. Users are recommended to upgrade to CloudStack version 4.18.1.1 or 4.19.0.1, which

CVE-2026-25077 [HIGH] CWE-94 CVE-2026-25077: Account users are allowed by default to register templates to be downloaded directly to the primary Account users are allowed by default to register templates to be downloaded directly to the primary storage for deploying instances using the KVM hypervisor. Due to missing file name sanitization, an attacker can register malicious templates to execute arbitrary code on the KVM hosts. This can result in the compromise of resource integrity and confident

CVE-2019-17562 [CRITICAL] CWE-119 CVE-2019-17562: A buffer overflow vulnerability has been found in the baremetal component of Apache CloudStack. This A buffer overflow vulnerability has been found in the baremetal component of Apache CloudStack. This applies to all versions prior to 4.13.1. The vulnerability is due to the lack of validation of the mac parameter in baremetal virtual router. If you insert an arbitrary shell command into the mac parameter, v-router will process the command. For ex

CVE-2025-47713 [HIGH] CWE-269 CVE-2025-47713: A privilege escalation vulnerability exists in Apache CloudStack versions 4.10.0.0 through 4.20.0.0 A privilege escalation vulnerability exists in Apache CloudStack versions 4.10.0.0 through 4.20.0.0 where a malicious Domain Admin user in the ROOT domain can reset the password of user-accounts of Admin role type. This operation is not appropriately restricted and allows the attacker to assume control over higher-privileged user-accounts. A malicious

CVE-2026-25199 [CRITICAL] CWE-200 CVE-2026-25199: Instances deployed via the Proxmox extension allow unauthorized access to instances belonging to oth Instances deployed via the Proxmox extension allow unauthorized access to instances belonging to other tenants. This issue affects Apache CloudStack: from 4.21.0.0 through 4.22.0.0. The Proxmox extension for CloudStack improperly uses a user-editable instance setting, proxmox_vmid, to associate CloudStack instances with Proxmox virtual machine

CVE-2025-47849 [HIGH] CWE-269 CVE-2025-47849: A privilege escalation vulnerability exists in Apache CloudStack versions 4.10.0.0 through 4.20.0.0 A privilege escalation vulnerability exists in Apache CloudStack versions 4.10.0.0 through 4.20.0.0 where a malicious Domain Admin user in the ROOT domain can get the API key and secret key of user-accounts of Admin role type in the same domain. This operation is not appropriately restricted and allows the attacker to assume control over higher-privile

CVE-2016-6813 [CRITICAL] CVE-2016-6813: Apache CloudStack 4.1 to 4.8.1.0 and 4.9.0.0 contain an API call designed to allow a user to registe Apache CloudStack 4.1 to 4.8.1.0 and 4.9.0.0 contain an API call designed to allow a user to register for the developer API. If a malicious user is able to determine the ID of another (non-"root") CloudStack user, the malicious user may be able to reset the API keys for the other user, in turn accessing their account and resources.

CVE-2024-45219 [HIGH] CWE-20 CVE-2024-45219: Account users in Apache CloudStack by default are allowed to upload and register templates for deplo Account users in Apache CloudStack by default are allowed to upload and register templates for deploying instances and volumes for attaching them as data disks to their existing instances. Due to missing validation checks for KVM-compatible templates or volumes in CloudStack 4.0.0 through 4.18.2.3 and 4.19.0.0 through 4.19.1.1, an attacker that can upl

CVE-2015-3252 [CRITICAL] CWE-255 CVE-2015-3252: Apache CloudStack before 4.5.2 does not properly preserve VNC passwords when migrating KVM virtual m Apache CloudStack before 4.5.2 does not properly preserve VNC passwords when migrating KVM virtual machines, which allows remote attackers to gain access by connecting to the VNC server.

CVE-2025-66172 [HIGH] CWE-359 CVE-2025-66172: The CloudStack Backup plugin has an improper access logic in versions 4.21.0.0 and 4.22.0.0. Anyone The CloudStack Backup plugin has an improper access logic in versions 4.21.0.0 and 4.22.0.0. Anyone with authenticated user-account access in CloudStack 4.21.0.0+ environments, where this plugin is enabled and have access to specific APIs can restore a volume from any other user's backups and attach the volume to their own VMs. Backup plugin users usi

CVE-2025-66467 [HIGH] CWE-459 CVE-2025-66467: Missing MinIO policy cleanup on bucket deletion via Apache CloudStack allows users to retain access 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 upg

CVE-2025-26521 [HIGH] CWE-200 CVE-2025-26521: When an Apache CloudStack user-account creates a CKS-based Kubernetes cluster in a project, the API When an Apache CloudStack user-account creates a CKS-based Kubernetes cluster in a project, the API key and the secret key of the 'kubeadmin' user of the caller account are used to create the secret config in the CKS-based Kubernetes cluster. A member of the project who can access the CKS-based Kubernetes cluster, can also access the API key and secret

CVE-2024-45693 [HIGH] CWE-352 CVE-2024-45693: Users logged into the Apache CloudStack's web interface can be tricked to submit malicious CSRF requ Users logged into the Apache CloudStack's web interface can be tricked to submit malicious CSRF requests due to missing validation of the origin of the requests. This can allow an attacker to gain privileges and access to resources of the authenticated users and may lead to account takeover, disruption, exposure of sensitive data and compromise integr

CVE-2024-42062 [HIGH] CWE-863 CVE-2024-42062: CloudStack account-users by default use username and password based authentication for API and UI ac CloudStack account-users by default use username and password based authentication for API and UI access. Account-users can generate and register randomised API and secret keys and use them for the purpose of API-based automation and integrations. Due to an access permission validation issue that affects Apache CloudStack versions 4.10.0 up to 4.19.1.

CVE-2022-26779 [HIGH] CWE-338 CVE-2022-26779: Apache CloudStack prior to 4.16.1.0 used insecure random number generation for project invitation to Apache CloudStack prior to 4.16.1.0 used insecure random number generation for project invitation tokens. If a project invite is created based only on an email address, a random token is generated. An attacker with knowledge of the project ID and the fact that the invite is sent, could generate time deterministic tokens and brute force attempt to use